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Reduced from 10 lines to 4 solution in Creative category for Even the Last by arpitphillips
def checkio(array: list) -> int:
"""
sums even-indexes elements and multiply at the last
"""
if len(array) > 0:
return sum([array[n] for n in range(0, len(array), 2)]) * array[-1]
else:
return 0
# These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
print('Example:')
print(checkio([0, 1, 2, 3, 4, 5]))
assert checkio([0, 1, 2, 3, 4, 5]) == 30, "(0+2+4)*5=30"
assert checkio([1, 3, 5]) == 30, "(1+5)*5=30"
assert checkio([6]) == 36, "(6)*6=36"
assert checkio([]) == 0, "An empty array = 0"
print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")
Aug. 26, 2020