Codeforces Global Round 3

Codeforces Global Round 3html B - Born This Way 首先二分從B到C坐的是哪一個航班，而後枚舉從A到B坐的是哪一個航班便可。c++ #include<bits/stdc++.h> #define qmin(x,y) (x=min(x,y)) #define qmax(x,y) (x=max(x,y)) #define pir pair<int,int>

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