2020-2021:teams:running_chicken:zrxotc20 [CVBB ACM Team]

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2020-2021:teams:running_chicken:zrxotc20 [CVBB ACM Team]

2020-2021:teams:running_chicken:zrxotc20

C

D 比赛的时候没想出来，关注树的问题的时候多关注叶子有什么性质~

E

F 比赛的时候没想出来，关于改变序列的值来改变gcd，一定要关注gcd=2啊，最优化的题，可以关注多数情况，然后随机化~

2020-2021/teams/running_chicken/zrxotc20.txt · 最后更改: 2020/05/11 21:39 由 yyxzhj