제출 #52297

#제출 시각아이디문제언어결과실행 시간메모리
52297rondojim게임 (IOI14_game)C++17
42 / 100
1083 ms5296 KiB
#include "game.h" # include <bits/stdc++.h> using namespace std; const int N = 1502; int g[N][N], n, used[N]; void initialize(int N) { n = N; } void dfs(int v){ used[v] = 1; for(int i = 1; i <= n; i ++){ if(!used[i] && !g[i][v]){ dfs(i); } } } bool ok(){ memset(used, 0, sizeof(used)); dfs(1); for(int i = 1; i <= n; i ++){ if(!used[i]) return 0; } return 1; } int hasEdge(int u, int v) { u ++, v ++; g[u][v] = 1; g[v][u] = 1; if(ok()){ return 0; } else { g[u][v] = 0; g[v][u] = 0; return 1; } }
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