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#include "algorithm"
#include "string"
#include "cstdio"
#include "iostream"
#include "vector"
#include <set>

//long long tabsz[100001],tabd[100001], wyn[100001];
long long tab[20000];

using namespace std;
set<int> sett;
int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    int a;
    cin>>a;
    cout<<3;

}