ACM-ICPC 2018 南京赛区网络预赛 L题题目链接: https://nanti.jisuanke.com/t/31001
There are NN cities in the country, and MMdirectional roads from uu to v(1\le u, v\l
...
ACM-ICPC 2018 南京赛区网络预赛 J题题目链接:https://nanti.jisuanke.com/t/30999
A square-free integer is an integer which is indivisible by any square number except
...
ACM-ICPC 2018 南京赛区网络预赛 G题题目链接:https://nanti.jisuanke.com/t/30996
During tea-drinking, princess, amongst other things, asked why has such a good-nature
...
Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in
...