Codeforces 1080D - Olya and magical square - 思维
Codeforces 1080D - Olya and magical square - 思维题解链接https://lucien.ink题目链接https://codeforces.com/contest/1080/problem/D题目Recently, Olya received a magical square with the size of $2^n\times 2^n$.It ...
Codeforces 1080D - Olya and magical square - 思维题解链接https://lucien.ink题目链接https://codeforces.com/contest/1080/problem/D题目Recently, Olya received a magical square with the size of $2^n\times 2^n$.It ...
Codeforces 1080C - Masha and two friends - 容斥题解链接https://lucien.ink题目链接https://codeforces.com/contest/1080/problem/C题目Recently, Masha was presented with a chessboard with a height of $n$ and a widt...
Codeforces 1080B - Margarite and the best present题解链接https://lucien.ink题目链接https://codeforces.com/contest/1080/problem/B题目Little girl Margarita is a big fan of competitive programming. She especial...
Codeforces 1080A - Petya and Origami题解链接https://lucien.ink题目链接https://codeforces.com/contest/1080/problem/A题目Petya is having a party soon, and he has decided to invite his $n$ friends.He wants to m...
ECNU 3653 - 她的名字 - 动态规划题解链接https://lucien.ink题目链接https://acm.ecnu.edu.cn/problem/3653/题目“他走过一个又一个星球,却始终放不下对她的思念。“”深情终究是一趟孤独的旅程,她是他永远的牵绊。”我们每个人心中都有一只小狐狸。我们渴望被自己喜欢的人驯服。爱情是彼此之间至为甜蜜的臣服。我们都是傻痴痴的小狐狸,徒具一副...