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2020-2021:teams:running_chicken:zrx592 [CVBB ACM Team]

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2020-2021:teams:running_chicken:zrx592

C

D

E(注意一下一条链的话,树根不一定就是1了)

F 辣鸡模拟题,写吐了。

G 很常见的一种思路,先构造出最小的,每次变得最大的就是第i个和第n-i+1个交换,如果发现大了的话,显然可以在剩下的找到和多出来的相等的。

2020-2021/teams/running_chicken/zrx592.txt · 最后更改: 2020/05/11 21:39 由 yyxzhj