//Matthias Bartolo BC1B GroupA

import java.util.Scanner;

public class Question4

{

public static void main(String args[]){

Scanner sc = new Scanner(System.in);

int input=-1;

//Checking the input

do{

System.out.println("Input num of rows ( from 0 -10)");

try{

input = sc.nextInt();

}

catch(Exception e){

System.out.println(e);

}

sc.nextLine();

}while((input<=0)||(input>=10));

//Outputting the rows

input++;

for(int i=1; i<=input;i++){

for(int j=1; j!=i;j++){

System.out.print(j);

}

System.out.println("\n");

}

}

}