#include <bits/stdc++.h>
#include <vector>
#include <iostream>
#include <map>
#include <string>
#include <cmath>
#include <algorithm>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
using ll = long long;
using P = pair<int, int>;

int main() {
    
    int N;
    cin >> N;
    
    rep(i,N) {
        rep(j,N) {
            cout << i+1;
        }
    }
    
}