#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,i;
	cin>>n;
	for (int i=1;i<=n;i++){
		for (int j=1;j<=n;j++){
			//cin>>i;多余的输入，会需要时间等待
			cout<<i;
		}
		cout<<endl;
	}	
	return 0;
}