PROGRAM TO FIND WHETHER THE GIVEN NUMBER IS PRIME OR NOT

#include
#include
void main()
{
int i,j,k=0,n;
clrscr();
printf("enter the value of n");
scanf("%d",&n);
for(i=1;i<=n;i++)
{
for(j=1;j<=i;j++)
{
if(i%j==0)
k++;}
if(k==2)
printf("%d is prime number\n",i);
}
getch();
}