Chapter 3 solutions problem[E][i]

Question-  Write a program to produce the following output: 
         1 
      2    3 
   4    5    6 
7    8    9    10

Solution-

Honestly speaking, I myself took help to solve this problem. nice problem. check this out.

#include<stdio.h>
#include<stdlib.h>

int main()
{
  int a,b,n=6;
  for(a=1;a<=10;a++)
  {
      if(a==1||a==2||a==4||a==7)
      {
      printf("\n");

      for(b=1;b<=n;b++)
      {
      printf(" ");
      n=n-1;
      }
  }
 printf("%d ",a);
}
return ();

}