from functools import reduce
def prod(L): def sum2(x,y): return xy L = [] L.append(x,y) return reduce(sum2,L) print('3 5 7 9 =', prod([3, 5, 7, 9]))
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孤独地找吃的
from functools import reduce
def prod(L): def sum2(x,y): return xy L = [] L.append(x,y) return reduce(sum2,L) print('3 5 7 9 =', prod([3, 5, 7, 9]))