/* Display Triangle as follow : BREAK DEMO.

1

2 3

4 5 6

7 8 9 10 ... N */

class Output1{

public static void main(String args[]){

int c=0;

int n = Integer.parseInt(args[0]);

loop1: for(int i=1;i<=n;i++){

loop2: for(int j=1;j<=i;j++){

if(c!=n){

c++;

System.out.print(c+" ");

}

else

break loop1;

}

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

}

}

}