#include <bits/stdc++.h>
#include "game.h"
#define inf 1000000007
#define mod 1000000007
#define rnd() rand_num()
#define bigrnd() dis(rand_num)
//#pragma GCC optimize("Ofast","inline","-ffast-math")
//#pragma GCC target("avx,sse2,sse3,sse4,mmx")
//#define int long long
using namespace std;
unsigned sed=std::chrono::system_clock::now().time_since_epoch().count();
mt19937 rand_num(sed);
uniform_int_distribution<long long> dis(0,inf);
template <typename T> void read(T &x){
x=0;char ch=getchar();int fh=1;
while (ch<'0'||ch>'9'){if (ch=='-')fh=-1;ch=getchar();}
while (ch>='0'&&ch<='9')x=x*10+ch-'0',ch=getchar();
x*=fh;
}
template <typename T> void write(T x) {
if (x<0) x=-x,putchar('-');
if (x>9) write(x/10);
putchar(x%10+'0');
}
template <typename T> void writeln(T x) {
write(x);
puts("");
}
int n;
int fa[1505];
int cnt;
int fnd(int x)
{
if(fa[x]!=x) fa[x]=fnd(fa[x]);
return fa[x];
}
void initialize(int N)
{
n=N;
for(int i=1;i<=n;++i)
fa[i]=i;
cnt=n;
}
int hasEdge(int u,int v)
{
u++,v++;
int fx=fnd(u),fy=fnd(v);
int nxt=cnt-(fx==fy?0:1);
if(nxt>1)
{
fa[fx]=fy;
cnt=nxt;
return 1;
}
else
return 0;
}
