#include "game.h"
#include <bits/stdc++.h>
using namespace std;
const int NM = 3e4, KM = 1000;
int n, k;
vector <int> adj[NM+5];
bool chk[NM+5][KM+5];
bool solved;
void init(int _n, int _k){
n = _n, k = _k;
for (int i = 0; i < n; i++) adj[i].clear();
for (int i = 0; i+1 < k; i++)
adj[i].push_back(i+1);
for (int i = 0; i < n; i++)
for (int j = 0; j < k; j++)
chk[i][j] = 0;
for (int i = 0; i < k; i++)
for (int j = 0; j < i; j++)
chk[i][j] = 1;
solved = 0;
}
void dfs(int u, int t){
chk[u][t] = 1;
if (u < k && t == u) solved = 1;
for (int v : adj[u]){
if (!chk[v][t]) dfs(v, t);
}
}
int add_teleporter(int u, int v){
adj[u].push_back(v);
if (u == v && u < k) solved = 1;
for (int t = 0; t < k; t++){
if (!chk[u][t] && u != t) continue;
dfs(v, t);
}
return solved;
}
