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

const ll mod = ll(1e9) + 7;
const int INF = 1<<29;

int main(){
    int n;
    cin >> n;
    vector<int> x;
    for (int i=1;i<n+1;i++){
        for (int j=0;j<n;j++){
            x.push_back(i);
        }
    }
    rep(i,x.size()) cout << x[i];
    cout << "\n";
    return 0;
}