reduce

from functools import reduce

# Define a list of numbers
numbers = [1, 2, 3, 4, 5]

# Define a function to add two numbers
def add(x, y):
    return x + y

# Use reduce to sum the list of numbers
sum_numbers = reduce(add, numbers)
print(sum_numbers)

from functools import reduce

# Define a list of numbers
numbers = [1, 2, 3, 4, 5]

# Use reduce with a lambda function to sum the list of numbers
sum_numbers = reduce(lambda x, y: x + y, numbers)
print(sum_numbers)

from functools import reduce

# Define a list of numbers
numbers = [1, 2, 3, 4, 5]

# Use reduce with a lambda function to calculate the product
product_numbers = reduce(lambda x, y: x * y, numbers)
print(product_numbers)

from functools import reduce

# Define a list of numbers
numbers = [1, 2, 3, 4, 5]

# Use reduce with a lambda function to sum the list with an initial value
sum_numbers = reduce(lambda x, y: x + y, numbers, 10)
print(sum_numbers)

from functools import reduce

# Define a list of numbers
numbers = [3, 1, 4, 1, 5, 9]

# Use reduce to find the maximum value
max_value = reduce(lambda x, y: x if x > y else y, numbers)
print(max_value)

from functools import reduce

# Define a list of lists
list_of_lists = [[1, 2], [3, 4], [5, 6]]

# Use reduce to flatten the list of lists
flattened_list = reduce(lambda x, y: x + y, list_of_lists)
print(flattened_list)

from functools import reduce

# Define a list of numbers
numbers = [1, 2, 3, 4, 5]

# Use map to square each number
squared_numbers = map(lambda x: x * x, numbers)

# Use filter to select only even squared numbers
even_squared_numbers = filter(lambda x: x % 2 == 0, squared_numbers)

# Use reduce to sum the even squared numbers
sum_even_squared_numbers = reduce(lambda x, y: x + y, even_squared_numbers)

print(sum_even_squared_numbers)