제출 #1198378

#제출 시각아이디문제언어결과실행 시간메모리
1198378SofiatpcGame (IOI14_game)C++20
42 / 100
1096 ms12868 KiB
#include "game.h" #include <bits/stdc++.h> using namespace std; set<int> adj[1505]; int marc[1505], tot; void initialize(int n) { tot = n; for(int i = 0; i < n; i++) for(int j = i+1; j < n; j++){ adj[i].insert(j); adj[j].insert(i); } } void dfs(int s){ marc[s] = 1; for(int viz : adj[s]) if(!marc[viz])dfs(viz); } int hasEdge(int u, int v) { adj[u].erase(v); adj[v].erase(u); for(int i = 0; i < tot; i++)marc[i] = 0; dfs(1); int ans = 0; for(int i = 0; i < tot; i++) if(!marc[i]){ans = 1; break;} if(ans){ adj[u].insert(v); adj[v].insert(u); } return ans; }
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