Prime Number Program

primeno.c

#include<stdio.h>

int main()
{
    int n, i = 2 ;
    
    printf("Enter Value of n... ");
    scanf("%d", &n);

    if(n > 1)
        while(n % i != 0)
            i++;
    if(i == n)
        printf("%d is a Prime Number.", n);
    else
        printf("%d is not a Prime Number.", n);
    return 0;
}