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using if not to check for an empty list solution in Clear category for Even the Last by jrkes
def checkio(array):
"""
sums even-indexes elements and multiply at the last
"""
if not array:
return 0
add_array = array[::2]
multiplier = array[-1]
result = (sum(add_array)) * multiplier
return result
#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!")
Oct. 17, 2019
