2020年2月17日
AtCoder Beginner Contest 155 E.Payment
摘要： In the Kingdom of AtCoder, only banknotes are used as currency. There are10100+110^{100}+110100+1 kinds of banknotes, with the values of 1,10,102,103, 阅读全文
posted @ 2020-02-17 23:31 晴天要下雨 阅读(213) 评论(0) 推荐(0) 编辑