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First solution in Clear category for Replace First by Vasily__Chibilyaev
from typing import Iterable
def replace_first(items: list) -> Iterable:
return [] if len(items) == 0 else items[1:] + [items[0]]
if __name__ == '__main__':
print("Example:")
print(list(replace_first([1, 2, 3, 4])))
# These "asserts" are used for self-checking and not for an auto-testing
assert list(replace_first([1, 2, 3, 4])) == [2, 3, 4, 1]
assert list(replace_first([1])) == [1]
assert list(replace_first([])) == []
print("Coding complete? Click 'Check' to earn cool rewards!")
March 18, 2020