#include<stdio.h> 

int main()
{

int n,i;

printf("Enter a Number:\n");
scanf("%d",&n);

for(i=2; i<=n/2; i++)
{
if(n%i==0) {
break;
}
}

if(i> n/2)
{
printf("Prime");
}
else {
printf("Not Prime");
}

return 0;
}
     
           
Note: Need to be arranged in compiler after copied
   

 OutPut:

Enter a Number: 7 7 is a Prime number