#include<bits/stdc++.h>
 
#define fastio()                ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);cout.precision(12);
#define ll                      long long int
#define ull                     unsigned long long int
#define inp(n)                  ll n; cin >> n
#define inpc(c)                 char c; cin >> c
#define inps(s)                 string s; cin >> s
#define print(x)                cout << x << " "
#define nl                      cout << '\n'
#define pyes                    cout << "YES"
#define pno                     cout << "NO"
#define fr(i,a,b)               for(ll i=a; i<b; ++i)
#define frrev(i,b,a)            for(ll i=b; i<=a; --i)
#define strrev(s)               reverse(s.begin(), s.end())
#define pb(x)                   push_back(x)
#define vin(A, n)               vector<ll> A; fr(i,0,n){ ll x; cin >> x; A.pb(x); }
#define vinc(A, n)              vector<char> A; fr(i,0,n){ char x; cin >> x; A.pb(x); }
#define vpairin(A, n, t1, t2)   vector<pair<t1,t2> > A; fr(i,0,n) {t1 x; t2 y; cin >> x >> y; A.pb(make_pair(x,y));}
#define srt(A)                  sort(A.begin(), A.end())
#define vout(A, n)              fr(i,0,n){ print(A[i]); }
#define vpairout(A, n)          fr(i,0,n){ print(A[i].first); print(A[i].second); nl; }
#define debug(x)       cout << #x << " is " << x; nl;

using namespace std;
 
void solve()
{
  
}
 
int main()
{
 
   fastio();
   int t=1;
   // cin>>t;
   while(t--)
   {
      solve();
      cout<<"\n";
   }
   
 
   return 0;
}