#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int N;
    cin >> N;
    if(N == 1){
        cout << 3 << '\n';
    }else if(N == 2){
        int cnt = 0;
        while(true)cnt++;
    }else if(N == 3){
        int cnt = 0;
        while(cnt <= 100000000){
            cout << cnt;
            cnt++;
        }
    }else if(N == 4){
        return 1;
    }else{
        vector<long long> a(100000000);
    }
}