摘要: The SUM problem can be formulated as follows: given four lists A, B, C, D of integer values, compute how many quadruplet (a, b, c, d ) ∈ A x B x C x D 阅读全文
posted @ 2017-08-05 16:01 zzzying 阅读(217) 评论(0) 推荐(0) 编辑