제출 #108041

#제출 시각아이디문제언어결과실행 시간메모리
108041PeppaPig게임 (IOI14_game)C++14
100 / 100
632 ms25408 KiB
#include "game.h" #include <bits/stdc++.h> using namespace std; const int N = 1505; int n; int com[N], cnt[N][N], sz[N]; void initialize(int _n) { n = _n; fill_n(sz, N, 1), iota(com, com+n, 0); } int hasEdge(int u, int v) { u = com[u], v = com[v]; if(sz[u] * sz[v] - 1 == cnt[u][v]) { for(int i = 0; i < n; i++) cnt[u][i] += cnt[v][i]; for(int i = 0; i < n; i++) cnt[i][u] += cnt[i][v]; for(int i = 0; i < n; i++) if(com[i] == v) com[i] = u; sz[u] += sz[v]; return 1; } else ++cnt[u][v], ++cnt[v][u]; return 0; }
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