05 2018 档案

CodeForces - 915C Permute Digits
摘要：You are given two positive integer numbers a and b. Permute (change order) of the digits of a to construct maximal number not exceeding b. No number i 阅读全文
posted @ 2018-05-31 20:32 风子磊 阅读(163) 评论(0) 推荐(0)