#include<bits/stdc++.h>
using namespace std;
int main(){
    int i,j,n;
    cin>>n;
    for(i=1;i<=n;i++){
    	for(j=1;j<=i;j++){
    		cout<<i;
    	}
    	cout<<endl;
    }
	return 0;
}
/**************************************************************
	Problem: 1783
	User: linyuhang
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/