#include<bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++){ 
        for(int j=1;j<=i;j++){
            cout<<i;
        } 
        cout<<endl;
    }
    return 0;
}
/**************************************************************
	Problem: 1783
	User: hongjiaming
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/