python 数组里面求和为某固定值的所有组合?答:l = [2,3,4,5,6,7,8,10,12,13,23,34,56]def combination(l, n): l = list(sorted(filter(lambda x: x <= n, l))) combination_impl(l, n, [])def combination_impl(l, n, stack): if n == 0: print(stack) return for i in range(0, len(l)):...