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One line, slice and __plus an additional solution__ solution in Clear category for Even the Last by alekseykonotop
def checkio(array):
"""
sums even-indexes elements and multiply at the last
"""
return sum(array[::2]) * array[-1] if array else 0
# Another way to solve
# return len(array) and sum(array[::2] * array[-1])
#These "asserts" using only for self-checking and not necessary for auto-testing
if __name__ == '__main__':
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!")
Sept. 22, 2018