#include <bits/stdc++.h> 
using namespace std;
#define ll long long
#define s string
#define c char
#define co cout
#define ci cin
#define b bool
#define re return

int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cout<<3;
    return 0;
}