제출 #889135

#제출 시각아이디문제언어결과실행 시간메모리
889135shezitt게임 (IOI14_game)C++14
0 / 100
1 ms500 KiB
#include "game.h" #include <bits/stdc++.h> // Subtask 1 n = 4 using namespace std; const int N = 1505; int cont[N]; int pa[N]; int tam[N]; int neg = 0; int n, r; int find(int x){ if(x == pa[x]) return x; return pa[x] = find(pa[x]); } void join(int a, int b){ a = find(a), b = find(b); if(tam[a] > tam[b]) swap(a, b); pa[a] = b; tam[b] += tam[a]; return; } void initialize(int nn) { memset(cont, 0, sizeof cont); neg = 0; n = nn; r = n * (n - 1) / 2; for(int i=0; i<n; ++i){ pa[i] = i; tam[i] = 1; } return; } int hasEdge(int u, int v) { if(tam[find(u)] + tam[find(v)] == n){ // must be negative return 0; } join(u, v); return 1; // if(cont[u] == n-2 or cont[v] == n-2){ // // must be positive // return 1; // } // if(neg == r - n + 1){ // // must be positive // return 1; // } // cont[u]++; // cont[v]++; // neg++; return 0; }
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