import java.util.*;
class Pattern
{
public static void main(String args[])
{
System.out.println("Enter the limit ");
Scanner sc= new Scanner(System.in);
int n=sc.nextInt();
for(int i=1; i<=n; i++)
{
for(int j=1;j<=i; j++)
{
System.out.print(" "+i);
}
System.out.println();
}
}
}