Program to check given number is prime or not in c language. || For loop structure.|| Break statement .

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#include<stdio.h>
#include<conio.h>
void main()
{
 int num ,i;
 printf("enter a number=");
 scanf("%d",&num);
 for(i=2; i<num; i++)
 {
  if(num%i==0)
  {
  printf("given number is not prime.");
  break;
  }
 }
 if(num==i)
 printf("given number is prime.");
 if(num==1)
 printf("given number is not prime.");
 getch();
}
 
■》 Output->

enter a number=7
given number is prime.

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