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Python coding challenges on strings
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Split a string into a list
Beginner
strings
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Reverse characters in a string
Beginner
loops
strings
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Validate an email addresses
Intermediate
regex
strings
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Extract phone numbers from a string
Intermediate
regex
strings
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Find unique elements in a given list
Intermediate
sets
strings
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Count the frequency of words in a file
Intermediate
files
strings
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Check for balanced parentheses, brackets, and braces
Advanced
strings
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Extract email addresses
Advanced
regex
strings
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Validate a password
Advanced
regex
strings
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