#include<bits/stdc++.h>
using namespace std;
int main(){
    int n,i,j;
    cin>>n;
    for(i=1;i<=n;i++) {
    	for(j=1;j<=n;j++){
    		cout<<i; 
		}
	}   cout<<endl;
}
/**************************************************************
	Problem: 1422
	User: fuyijun
	Language: C++
	Result: Wrong Answer
****************************************************************/