Test s for prime or not?


#include<stdio.h>
void main(void)
{
           int no,rem,cnt;
        Printf("enter No");
        scanf("%d",&no);
        cnt=2;
        while(cnt<=no)
       {

              rem=no % cnt;
              if (rem==0)
              {
              printf("No is not prime");
              exit(0);
              }
              cnt++;
        }
          printf("No is Prime");
}

main()
{
 int n,row=1,col=40,i=0,j,k=0,count=1;
 int a[10];
 clrscr();
 i=n-1;
 printf("            WELCOME TO THE PROGRAM SIR/MADAM

<BR>);
 printf("Pyramid of how many numbers?  ");
 scanf("%d",&n);
 for (j=0;j<n;j++)
 {
  printf("Enter no.:-  ");
  scanf("%d",&a[j]);
 }
 clrscr();
 for (row=n;row>=1;row--)
 {
  k=0;
  k=40-(4*(row-1));
  i=row-1;
  for (col=40;col>=k;col=(col-4))
  {
   gotoxy(col,row);
   printf("%d",a[i]);
   --i;
  }
 }

 for (count=n;count>=1;count--)
 {
  k=0;
  k=40+(4*(count-1));
  i=count-1;
  for (col=40;col<=k;col=(col+4))
  {
   gotoxy(col,count);
   printf("%d",a[i]);
   --i;
  }
 }
 getch();
}

18hrs

18

Boxing converts a value-type to a reference-type, thus storing the object on the heap.  Unboxing converts a reference-type to a value-type, thus storing the value on the stack.