AC,但样例输出20

P2458 [SDOI2006] 保安站岗

rt
by MrJXS @ 2023-12-31 14:26:25


已解决 ```cpp cin>>a>>arr[a]>>temp; ``` 此处应分行写
by MrJXS @ 2023-12-31 14:29:23


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