//In the name of God
#include <bits/stdc++.h>
#include "game.h"
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
const ll maxn = 1600;
const ll mod = 1e9 + 7;
const ll inf = 1e18;
#define fast_io ios::sync_with_stdio(false);cin.tie(0);cout.tie(0);
#define file_io freopen("input.txt", "r+", stdin);freopen("output.txt", "w+", stdout);
#define pb push_back
#define Mp make_pair
#define F first
#define S second
#define Sz(x) ll((x).size())
#define all(x) (x).begin(), (x).end()
int n, sz[maxn], dsu[maxn], g[maxn][maxn];
void initialize(int n_) {
n = n_;
for(ll i = 0; i < n; i++){
sz[i] = 1;
dsu[i] = i;
}
}
int hasEdge(int u, int v){
u = dsu[u];
v = dsu[v];
g[v][u]++;
g[u][v]++;
if(g[v][u] == sz[v] * sz[u]){
for(ll i = 0; i < n; i++){
if(dsu[i] == u){
dsu[i] = v;
sz[v]++;
}
else if(dsu[i] == i){
g[i][v] += g[i][u];
g[v][i] += g[u][i];
}
}
return 1;
}
return 0;
}
/*int main(){
freopen("sample-1.in", "r", stdin);
int n_;
cin >> n_;
initialize(n_);
for(ll i = 0; i < n_ * (n_ - 1) / 2; i++){
int v, u;
cin >> v >> u;
cout << v << " " << u << " -> " << hasEdge(v, u) << "\n";
}
return 0;
}*/
