#include <bits/stdc++.h>
#define FAST ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);cerr.tie(0)
#define mp make_pair
#define xx first
#define yy second
#define pb push_back
#define pf push_front
#define popb pop_back
#define popf pop_front
#define all(x) x.begin(),x.end()
#define ff(i,a,b) for (int i = a; i < b; i++)
#define fff(i,a,b) for (int i = a; i <= b; i++)
#define bff(i,a,b) for (int i = b-1; i >= a; i--)
#define bfff(i,a,b) for (int i = b; i >= a; i--)
using namespace std;
long double typedef ld;
unsigned int typedef ui;
long long int typedef li;
pair<int,int> typedef pii;
pair<li,li> typedef pli;
pair<ld,ld> typedef pld;
vector<vector<int>> typedef graph;
unsigned long long int typedef ull;
//const int mod = 998244353;
const int mod = 1000000007;
//Note to self: Check for overflow
#include "game.h"
int n,k;
graph g(300005);
bool vis[300005];
void init(int N, int K)
{
n=N,k=K;
ff(i,0,k-2) g[i].pb(i+1);
}
int posetih_prvog=0;
void dfs(int p, int prvi)
{
if (p==prvi) posetih_prvog++;
if (vis[p]) return;
vis[p]=true;
for (auto it : g[p]) dfs(it,prvi);
}
int add_teleporter(int u, int v)
{
g[u].pb(v);
if (u<k && v<k)
{
if (v<=u) return 1;
}
ff(i,0,n) vis[i]=false;
bff(i,0,k)
{
if (vis[i]) return 1;
posetih_prvog=0,dfs(i,i);
if (posetih_prvog>1) return 1;
}
return 0;
}
