Codechef JUNE15. Chefbook
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内容提要
https://www.codechef.com/submit/CHEFBOOK 我靠这个还要构造解。。。。 WA ing const int N = 1000, M = N*N; VI in[N], out[N]; struct Simplex { const static int N = int(1e4) + 9, M = int(1e4) + 9; DB a[N][M]; int...
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