#include<iostream>
#include<algorithm>
#include<map>
#include<cstdio>
#include<vector>
#include<queue>
#include<string>
#include<set>
//#include<cmath>

using namespace std;
#define wait system("pause")
#define pb push_back
#define PII pair<int,int>
#define mp make_pair
#define LOW_BIT(x) (x&(-x))
int n;
int main()
{
    scanf("%d",&n);
    printf("2\n");
return 0;
}
