Write a program to print the following series :

/* 

1

2 3

4 5 6

7 8 9 10

*/

Source Code :

#include<stdio.h>

void main()

{

      int n,i,j,ctr=1;

      clrscr();

      printf("\nEnter Range : ");

      scanf("%d",&n);

      for(i=1;i<=n;i++)

      {

            for(j=1;j<=i;j++,ctr++)

                  printf("%d ",ctr);

            printf("\n");

      }

      getch();

}

Output :

Enter Range : 4

1

2 3

4 5 6

7 8 9 10