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Python Coding Challenges

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errors loops lists conditionals dictionaries strings functions comprehension regex math sets functional-programming enumerate functools files zip CSV recursion matrices

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Fix the error in Python code #1

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Fix the error in Python code #2

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Fix the error in Python code #3

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Fix the error in Python code #4

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Fix the error in Python code #5

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Fix the error in Python code #6

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Fix the error in Python code #7

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Fix the error in Python code #8

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Fix the error in Python code #9

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Add Tuple to List

Beginner lists functions

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ASCII Value of Character

Beginner strings functions

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Calculate Loss Amount

Beginner functions conditionals

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Check 30-Day Month

Beginner functions conditionals

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Check All Characters Same

Beginner strings functions loops

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Check Element in Tuple

Beginner functions conditionals

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Check Empty Dictionaries

Beginner lists dictionaries

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Check Even Number

Beginner functions conditionals

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Check if Dictionary is Empty

Beginner functions dictionaries conditionals

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Check if List is Sorted

Beginner lists functions conditionals

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Check List Elements

Beginner lists functions conditionals

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Check Month Days

Beginner functions conditionals

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Check No Profit No Loss

Beginner functions conditionals

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Check Single Distinct Element

Beginner lists functions sets

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Check Tuple Duplicates

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Check Tuple for None

Beginner functions

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Check Tuple for Value

Beginner functions loops conditionals

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Check Unique Elements

Beginner lists functions sets

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Check Word Length Odd

Beginner functions strings conditionals

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Circle Circumference Calculation

Beginner math functions

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Closest Smaller Number

Beginner math functions conditionals

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Convert Degrees to Radians

Beginner math functions

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Convert List to Tuple

Beginner functions

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Convert String to Lowercase

Beginner strings

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Convert String to Uppercase

Beginner strings

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Count Characters in String

Beginner strings functions loops

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Count Digits in String

Beginner strings loops conditionals

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Count Element in Tuple

Beginner loops functions

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Count Equal Numbers

Beginner functions conditionals sets

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Count Integer Elements

Beginner lists functions loops

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Count Nested Lists

Beginner lists functions loops

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Count Number Occurrences

Beginner lists loops functions

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Count the number of odd numbers in a given list

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Count Positive Numbers

Beginner lists loops conditionals

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Count 'std' Occurrences

Beginner strings loops functions

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Count True Booleans

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Count Uppercase Characters

Beginner strings loops conditionals

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Count the number of vowels in a given string

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Create Tuple from List and String

Beginner lists strings functions

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Cube Volume Calculation

Beginner math functions

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Cylinder Volume Calculation

Beginner math functions

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Decimal to Binary Conversion

Beginner strings

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Difference Between Max and Min

Beginner lists functions math

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Check Divisibility by 11

Beginner math functions conditionals

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Find numbers that are divisible by 3 but not a multiple of 7

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Dog Age Calculator

Beginner functions conditionals math

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Drop Empty Dictionary Items

Beginner dictionaries

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Drop the first n elements from a sequence

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Check voting eligibility based on the given age

Beginner conditionals

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Exclude the first and last items in a list

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Extract First Element of Sublists

Beginner lists functions

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Extract Rear Elements

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Filter Negative Numbers

Beginner lists conditionals functions

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Filter Odd Integers

Beginner lists functions conditionals

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Filter Odd Numbers

Beginner functions lists

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Find Cubes in List

Beginner functions lists

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Find Even Numbers

Beginner functions lists

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Find First Digit

Beginner functions loops math

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Find Last Digit

Beginner functions

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Find Smallest Number

Beginner lists functions

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Fix the error in Python code #10

Beginner errors

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Fix the error in Python code #11

Beginner errors

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Fix the error in Python code #12

Beginner errors

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Generate a dictionary of squared numbers

Beginner dictionaries

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Generate List of Empty Dictionaries

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Integer Division Quotient

Beginner math functions

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Lateral Surface Area of a Cube

Beginner functions math

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Double each number in a list

Beginner loops lists

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Order a list of strings in alphabetical order

Beginner loops lists

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Maximum of Two Numbers

Beginner functions conditionals

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Median Length of Trapezium

Beginner functions

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Median of Three Numbers

Beginner functions conditionals math

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Minimum of Three Numbers

Beginner functions conditionals

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Minimum of Two Numbers

Beginner functions conditionals

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Classify the given number

Beginner conditionals

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Pentagon Perimeter Calculation

Beginner functions math

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Rectangle Area Calculation

Beginner functions math

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Remove Odd Characters

Beginner strings loops

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Remove Odd Index Characters

Beginner strings loops conditionals

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Remove Odd Numbers from List

Beginner lists functions loops conditionals

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Remove Whitespaces from String

Beginner strings regex strings

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Replace Blank Spaces

Beginner strings functions

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Replace Characters in String

Beginner strings functions

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Replace Last Element with List

Beginner lists functions

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Replace Spaces with Encoding

Beginner strings

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Sphere Surface Area

Beginner math functions

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Sphere Volume Calculation

Beginner math functions

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Split List into Two Parts

Beginner lists functions

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Split a string into a list

Beginner strings

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Split String into Characters

Beginner strings

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Square Elements in List

Beginner functions lists

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Square Perimeter Calculation

Beginner functions math

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Reverse characters in a string

Beginner loops strings

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String to List Split

Beginner strings lists functions

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String to Tuple Conversion

Beginner strings

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Sum and Average of Natural Numbers

Beginner math functions loops

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Sum Corresponding Elements

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Sum Dictionary Values

Beginner dictionaries loops functions

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Sum of Largest and Smallest in Array

Beginner lists functions

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Sum Negative Numbers

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Beginner functions

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Surface Area of Cube

Beginner math functions

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Swap First and Last Elements

Beginner lists functions

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Swap Numbers in Tuple

Beginner functions

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Take the first n elements from a sequence

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Toggle Case of String

Beginner strings

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Calculate Volume of Triangular Prism

Beginner functions math

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Tuple Size in Bytes

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Tuple to String Conversion

Beginner strings

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Sum Arbitrary Number of Arguments

Intermediate functions

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Add Dictionary to Tuple

Intermediate dictionaries

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Add Spaces Between Capital Words

Intermediate strings regex

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Adjacent Coordinates Extraction

Intermediate lists recursion

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Angle of Complex Number

Intermediate math functions

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Append List to Tuple

Intermediate lists

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Apply Format to List

Intermediate strings lists

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Armstrong Number Check

Intermediate math functions conditionals loops

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Array Intersection

Intermediate lists

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Average Values from Tuple of Tuples

Intermediate lists math

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Babylonian Square Root

Intermediate math functions loops

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Bitwise XOR Tuples

Intermediate functions loops

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Calculate Power Recursively

Intermediate recursion functions math

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Calculate Wind Chill Index

Intermediate math functions

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Check 'a' followed by 'bb' or 'bbb'

Intermediate regex

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Check Balanced Parentheses

Intermediate strings

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Check Bits Unset in Range

Intermediate functions conditionals

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Check Consecutive Numbers

Intermediate lists

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Check Dictionary Values Uniformity

Intermediate dictionaries functions loops

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Check Duplicates in Array

Intermediate lists sets functions conditionals

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Check Equal Tuple Lengths

Intermediate lists loops functions

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Check Even Divisors Count

Intermediate math functions loops conditionals

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Check Even Indices for Even Numbers

Intermediate lists conditionals loops

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Check if String is Integer

Intermediate strings functions

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Check Min Heap Array

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Check Monotonic Array

Intermediate lists functions

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Check Number Greater Than Array

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Check Number Parity

Intermediate functions conditionals

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Check Number Relation to Reverse

Intermediate functions loops conditionals math

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Check Odd Index Odd Numbers

Intermediate lists conditionals functions

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Check One Bit Difference

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Check Opposite Signs

Intermediate conditionals functions

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Check Overlapping Sequences

Intermediate functions loops conditionals

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Check Pattern Sequence

Intermediate functions lists dictionaries

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Check Perfect Square

Intermediate math loops conditionals

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Check Prime Number

Intermediate math functions conditionals

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Check Product Evenness

Intermediate lists conditionals

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Check String Start and End

Intermediate strings regex

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Check String Starts with Vowel

Intermediate regex strings

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Check Sublist in List

Intermediate lists loops

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Check Substring in List

Intermediate strings lists functions conditionals

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Check Tuple Element Comparison

Intermediate loops functions

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Check Tuple Element Types

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Check Undulating Number

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Check Woodall Number

Intermediate math functions conditionals loops

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Common Elements in Lists

Intermediate lists functions conditionals

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Common Elements in Nested Lists

Intermediate lists sets

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Concatenate Tuple Elements

Intermediate strings loops

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Calculate Cone Volume

Intermediate math functions

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Consecutive Pairs in List

Intermediate lists loops

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Convert Complex to Polar

Intermediate math functions

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Convert Date Format

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Convert List Elements to Floats

Intermediate lists loops

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Convert Lists to Nested Dictionary

Intermediate lists dictionaries zip

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Convert Tuple String to Integer Tuple

Intermediate strings

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Count Array Inversions

Intermediate lists loops

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Count Array Rotations

Intermediate lists

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Count Characters Matching Alphabet Position

Intermediate strings loops conditionals

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Count Characters with Vowel Neighbors

Intermediate strings loops conditionals

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Count Divisors of Integer

Intermediate functions loops math

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Count the frequency of each element in the given list

Intermediate loops lists

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Count Elements Before Tuple

Intermediate loops conditionals

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Count Elements in Tuple

Intermediate lists functions

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Count Identical Items in Three Lists

Intermediate lists loops zip

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Count List Occurrences

Intermediate lists dictionaries loops

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Count Lists in Tuple

Intermediate lists loops

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Count Matching Indices

Intermediate lists loops

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Count Non-Empty Substrings

Intermediate strings math functions

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Count Odd Binary Rotations

Intermediate strings loops

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Count Odd XOR Pairs

Intermediate loops conditionals

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Count Pairs with Sum

Intermediate lists loops functions

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Count Primes Less Than N

Intermediate functions loops conditionals math

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Intermediate loops

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Count Sublists Containing Element

Intermediate lists loops functions

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Count Unequal Pairs

Intermediate lists loops functions

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Count XOR Even Pairs

Intermediate lists loops

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Cube Sum of Even Numbers

Intermediate math loops functions

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Cumulative Sum of Tuple List

Intermediate lists functions loops

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Calculate Cylinder Surface Area

Intermediate math functions

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Filter a dictionary to include only the key-value pairs where the value is an even number

Intermediate comprehension dictionaries

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Create a dictionary where the values are the squares of the original values

Intermediate comprehension dictionaries

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Dictionary Depth Calculator

Intermediate recursion dictionaries

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Difference of First Even and Odd

Intermediate functions lists loops conditionals

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Difference of Two Squares Check

Intermediate math functions conditionals

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Digit Frequency Validation

Intermediate functions loops conditionals

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Divisible by Own Digits

Intermediate lists math

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Element Frequency Dictionary

Intermediate lists dictionaries

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Element Search in Array

Intermediate lists functions

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Element-wise List Division

Intermediate lists functions

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Element-wise Tuple Division

Intermediate loops zip

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Elementwise Bitwise AND Tuples

Intermediate loops

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Element-wise List Subtraction

Intermediate lists functions

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Validate an email addresses

Intermediate regex strings

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Calculate the exponential power of the given number

Intermediate loops math

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Extract Last Character from Tuple

Intermediate strings lists

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Extract nth Element from Tuples

Intermediate lists

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Extract Quoted Values

Intermediate strings regex strings

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Extract Strings by Length

Intermediate lists strings

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Extract Values Between Quotes

Intermediate strings regex

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Calculate the factorial of the given number

Intermediate loops math

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Filter Dictionary by Value

Intermediate dictionaries

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Filter Students by Height and Weight

Intermediate dictionaries functions

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Find Dissimilar Elements in Tuples

Intermediate sets functions

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Find First Adverb Position

Intermediate regex strings

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Find First Adverb

Intermediate strings regex strings

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Find First Occurrence Index

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Find First Odd Number

Intermediate lists loops conditionals

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Find Long Words

Intermediate strings lists functions

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Find Longest List Element

Intermediate lists functions

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Find Longest List

Intermediate lists loops

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Find Max in Heterogeneous List

Intermediate lists functions

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Find Max Length List

Intermediate lists functions loops

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Find Minimum in Heterogeneous List

Intermediate lists functions

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Find Minimum K Records

Intermediate lists functions

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Find Minimum Length Sublist

Intermediate lists functions

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Find Minimum Tuple Value

Intermediate lists functions

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Find N Largest Integers

Intermediate lists

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Find Perfect Squares

Intermediate math loops functions

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Find Shared Elements

Intermediate lists sets functions

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Find Third Side of Right Triangle

Intermediate math functions

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Find Top N Expensive Items

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Find Tuples Divisible by K

Intermediate lists

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Find Words Starting with 'P'

Intermediate strings regex lists functions

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Find Words with Minimum Length

Intermediate strings regex strings

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First Non-Repeated Character

Intermediate strings loops dictionaries

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First Repeated Character

Intermediate strings loops conditionals

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Fix the error in Python code #13

Intermediate errors

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Flatten and Sum List

Intermediate recursion lists functions

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Flatten List to Set

Intermediate lists sets loops

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Flatten Nested List

Intermediate lists recursion loops

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Frequency of Elements in List

Intermediate lists dictionaries

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Generate Combinations with Repetition

Intermediate lists

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Geometric Sum Calculation

Intermediate recursion math functions

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Group elements by applying a function to each element

Intermediate lists

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Group Tuples by First Element

Intermediate lists dictionaries loops

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Harmonic Sum Calculation

Intermediate recursion math functions

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Heap Sort Implementation

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Find Highest Power of 2

Intermediate loops math

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Identify Non-Prime Numbers

Intermediate math functions loops conditionals

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Index-wise Addition of Nested Tuples

Intermediate loops zip

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Insert Element Before Each

Intermediate lists loops

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Interleave Three Lists

Intermediate lists

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Interleave an arbitrary number of lists

Intermediate lists

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Calculate Jacobsthal Number

Intermediate recursion math

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Join Integers into Single Integer

Intermediate strings lists

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Find Kth Element in Array

Intermediate lists

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Find Largest Negative Number

Intermediate lists loops conditionals

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Largest Number from Digits

Intermediate lists

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Largest Products from Two Lists

Intermediate lists

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Largest Triangle Inscribed in Semicircle

Intermediate functions math

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Last Digit of Factorial

Intermediate math functions

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Find Last Position in Sorted Array

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Lateral Surface Area of a Cone

Intermediate math functions

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Lateral Surface Area of a Cylinder

Intermediate functions math

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Left Insertion Point

Intermediate lists

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Combine two lists by summing corresponding elements

Intermediate comprehension lists

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Find common elements between two lists

Intermediate sets lists

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List Difference Function

Intermediate lists functions

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Filter a list to include only the positive numbers

Intermediate comprehension lists

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Filter a list using the given function

Intermediate lists functional-programming

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Map a function to each element in a list

Intermediate lists functional-programming

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Reduce a list to a single value

Intermediate lists functional-programming

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Sort students by age

Intermediate loops lists

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Square the even numbers in a list

Intermediate comprehension lists

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Longest Sublists Length

Intermediate lists functions loops

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Longest Word Length

Intermediate strings lists functions loops

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Magic Square Check

Intermediate matrices

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Match 'a' Followed by 'b'

Intermediate regex

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Match 'a' Followed by 'b's

Intermediate regex strings

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Match String with 'a' to 'b'

Intermediate regex strings

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Match String with 'a' and Three 'b's

Intermediate regex strings

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Match Word Containing 'z'

Intermediate regex strings

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Max Absolute Product Tuples

Intermediate functions lists math

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Max Aggregate from Tuples

Intermediate functions

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Max Contiguous Sublist Sum

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Max Difference in Binary Substring

Intermediate strings

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Max Difference in Pairs

Intermediate lists functions loops

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Find Item with Maximum Frequency

Intermediate lists

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Max of N'th Column

Intermediate lists functions

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Find Pair with Maximum Product

Intermediate lists loops functions

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Find List with Maximum Sum

Intermediate lists functions

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Find Maximum Run of Uppercase Characters

Intermediate strings loops conditionals

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Maximize Tuple Elements

Intermediate functions loops zip

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Maximum Difference in Array

Intermediate lists functions loops

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Merge Three Dictionaries

Intermediate dictionaries

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Merge Three Sorted Lists

Intermediate lists

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Minimum Binary Swaps

Intermediate strings

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Find Minimum Difference in Array

Intermediate lists

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Minimum Jumps to Reach Point

Intermediate math functions conditionals

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Minimum Product from Tuple Pairs

Intermediate functions lists math

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Minimum String Rotations

Intermediate strings loops

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Move Numbers to End

Intermediate strings loops conditionals

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Move Zeroes to End

Intermediate lists

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Multiply and Divide List

Intermediate lists math functions

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Multiply each element in a list by its index

Intermediate loops enumerate

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Find N Largest Items

Intermediate lists

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Newman-Conway Sequence

Intermediate recursion math

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Next Perfect Square

Intermediate math functions

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Next Smallest Palindrome

Intermediate math strings

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Nth Catalan Number

Intermediate recursion math

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Nth Centered Hexagonal Number

Intermediate math functions

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Nth Decagonal Number

Intermediate math functions

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Nth Hexagonal Number

Intermediate math functions

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Find the N'th Lucas Number

Intermediate recursion math

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Nth Newman–Shanks–Williams Prime

Intermediate recursion math

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Nth Octagonal Number

Intermediate math functions

☐

Compute n-th Power of List Elements

Intermediate functions lists

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Find the N'th Star Number

Intermediate math functions

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Nth Tetrahedral Number

Intermediate math functions

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Pack Consecutive Duplicates

Intermediate lists loops

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Pairwise Addition of Tuple Elements

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Pancake Sort List

Intermediate lists

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Partition a sequence into sublists

Intermediate lists

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Extract phone numbers from a string

Intermediate regex strings

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Convert Polar to Rectangular Coordinates

Intermediate math functions

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Positive Ratio in Array

Intermediate lists math functions loops

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Product of First Even and Odd

Intermediate lists loops conditionals

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Calculate the product of all elements in the given list

Intermediate loops functools

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Rearrange Array: Negatives First

Intermediate lists

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Recursive Integer Multiplication

Intermediate recursion functions

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Regex Pattern Search

Intermediate regex

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Calculate Regular Polygon Area

Intermediate math functions

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Remove Characters from String

Intermediate strings functions

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Remove Consecutive Duplicates

Intermediate lists loops

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Remove Duplicates from Lists

Intermediate lists functions

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Remove Elements from List

Intermediate lists

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Remove First and Last Occurrence of Character

Intermediate strings functions loops

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Remove k'th Element

Intermediate lists

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Remove Leading Zeroes from IP

Intermediate strings regex functions

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Remove Lowercase Substrings

Intermediate strings regex strings

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Remove Nested Tuples

Intermediate loops

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Remove Parentheses from String

Intermediate strings regex strings

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Remove Words by Length

Intermediate strings

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Replace Spaces, Commas, and Dots

Intermediate strings regex functions

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Replace Whitespace and Underscores

Intermediate strings

☐

Reverse Array Up to Position

Intermediate lists functions

☐

Reverse Strings in List

Intermediate strings lists

☐

Reverse Vowels in String

Intermediate strings functions loops conditionals

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Reverse Words in String

Intermediate strings functions

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RGB to HSV Conversion

Intermediate math functions

☐

Right Insertion Point

Intermediate lists

☐

Rotate Left Bits

Intermediate functions

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Rotate List Right

Intermediate lists functions

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Find Second Smallest Number

Intermediate lists functions

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Sector Area Calculation

Intermediate math functions

☐

Shell Sort Implementation

Intermediate loops

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Find Smallest List Length

Intermediate lists functions loops

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Find Smallest Missing Number

Intermediate recursion lists

☐

Smallest Power of 2

Intermediate loops math

☐

Find Index of Smallest Triangular Number

Intermediate math functions

☐

Snake to Camel Case

Intermediate strings functions

☐

Sort Dictionary by Value

Intermediate dictionaries

☐

Sort List Elements

Intermediate functions lists

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Sort Matrix by Row Sum

Intermediate matrices functions

☐

Sort Numeric Strings

Intermediate lists strings

☐

Sort Sublists of Strings

Intermediate lists functions

☐

Sort Tuples by Second Value

Intermediate lists

☐

Split List and Rearrange

Intermediate lists functions

☐

Split List by Step

Intermediate lists loops

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Split List into Two Lists

Intermediate lists functions zip

☐

Square Pyramid Surface Area

Intermediate functions math

☐

Calculate the square root of each element in the given list

Intermediate loops math

☐

Subtract all the arguments from the first argument to the function

Intermediate functions

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Difference Between Sum of Cubes and Sum

Intermediate math functions loops

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Sum of Per-Digit Difference

Intermediate math functions loops

☐

Sum Digits of Integer

Intermediate recursion math functions

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Sum of Even Factors

Intermediate math functions loops

☐

Sum of Even Index Binomial Coefficients

Intermediate math

☐

Sum Even Numbers at Even Positions

Intermediate lists loops conditionals

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Sum of Fourth Power of Odd Numbers

Intermediate math loops functions

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Sum Length of Uppercase Names

Intermediate lists strings

☐

Sum Non-Repeated Elements

Intermediate lists loops conditionals

☐

Sum Odd Numbers in Range

Intermediate math functions loops

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Sum of Common Divisors

Intermediate math functions loops

☐

Sum of Digits in List

Intermediate lists

☐

Sum of Digits of Power

Intermediate math

☐

Sum of Divisors Equivalence

Intermediate math functions conditionals

☐

Sum of Divisors

Intermediate math functions loops

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Sum of List Range

Intermediate lists loops functions

☐

Sum of Powers of Two

Intermediate math

☐

Sum of Squares of Even Numbers

Intermediate math functions loops

☐

Sum of Squares of Odd Numbers

Intermediate math functions loops

☐

Sum of XOR Pairs

Intermediate loops functions

☐

Sum Series Calculation

Intermediate recursion

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Calculate the sum of squares of all elements in the given list

Intermediate loops functools

☐

Tetrahedron Area Calculation

Intermediate math functions

☐

Trim Tuples by K

Intermediate lists functions

☐

Extract Column from Tuple

☐

Tuple Element Subtraction

Intermediate functions

☐

Tuple Elementwise Modulo

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Tuple Frequency Counter

Intermediate functions

☐

Tuple Index-wise Multiplication

☐

Tuple Multiplication

Intermediate loops functions

☐

Tuple Sum Combinations

☐

Convert Tuple to Adjacent Pair Dictionary

Intermediate dictionaries loops

☐

Tuple to Integer Conversion

Intermediate strings

☐

Union of Tuples in Sorted Order

Intermediate sets functions

☐

Find Unique Element in Sorted Array

Intermediate lists

☐

Find unique elements in a given list

Intermediate sets lists

☐

Unique Product Calculation

Intermediate lists functions sets loops

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Find unique elements in a given list

Intermediate sets strings

☐

Count Unique Tuples

Intermediate lists sets functions

☐

Validate Decimal Precision

Intermediate regex

☐

Validate Lowercase Underscore Sequence

Intermediate regex

☐

Count the frequency of words in a file

Intermediate files strings

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Zero to Non-Zero Ratio

Intermediate lists loops conditionals math

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Create a dictionary from two lists

Intermediate zip dictionaries

☐

Zip an arbitrary number of lists together

Intermediate zip functions

☐

Apply a function to corresponding elements of multiple lists

Intermediate lists functional-programming

☐

Bell Number Partitions

Advanced math recursion

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Check Majority Element

☐

Function Composition

Advanced functions

☐

Count Balanced Binary Sequences

☐

Extract Columns from CSV

Advanced files CSV

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Eulerian Number Calculation

Advanced recursion math

☐

Extract email addresses

Advanced regex strings

☐

Fence Painting Ways

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Find common elements across multiple lists

Advanced sets lists

☐

Find Element After Rotations

☐

Advanced recursion

☐

Integer Equation Solver

Advanced math functions loops conditionals

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Find K Smallest Pairs

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Find Kth Element from Two Sorted Arrays

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Largest Divisible Subset

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Largest Sum in Repeated Array

☐

Longest Common Subsequence for Three Strings

Advanced strings

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Longest Palindromic Subsequence

Advanced strings

☐

Generate Lucid Numbers

Advanced math lists

☐

Transpose a matrix

Advanced zip matrices

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Maximum Sum of Bitonic Subsequence

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Maximum Average Path

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Maximum Product Subarray

Advanced lists math

☐

Median of Two Sorted Lists

Advanced lists math

☐

Next Bigger Number

☐

Find nth Bell Number

Advanced math recursion

☐

Partial function application

Advanced functions

☐

Validate a password

Advanced regex strings

☐

Remove Uneven Elements in Nested Tuple

Advanced recursion

☐

Sum Amicable Numbers

Advanced functions loops conditionals math

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Sum of Binomial Products

Advanced math functions

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Sum of Products of Subarrays

☐

Calculate the sum of all the numbers in a tree structure

Advanced recursion

☐

Toggle Middle Bits

Advanced functions

☐

Calculate the depth of a tree

Advanced recursion

☐

Find the largest value in a tree

Advanced recursion

☐

Tuple Intersection