This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "game.h"
#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <utility>
#include <queue>
#include <map>
#include <iomanip>
#include <stack>
#include <fstream>
using namespace std;
int x;
vector<int>g;
void initialize(int n) {
x=n-1;
g.assign(n,-1);
}
int hasEdge(int u, int v) {
if(g[u-1]==-1 && g[v-1]==-1 && x>1){
g[u-1]=v-1;
x--;
return 1;
}
else{
return 0;
}
return 1;
}
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