Code
// WAP to check the number is prime or not...(Using while loops)(v.imp ques.)
#include <stdio.h>
int main()
{
int i = 2, number, prime = 1;
printf("Enter the number\n");
scanf("%d", &number);
while (i < number)
{
if (number % i == 0)
{
prime = 0;
}
i++;
}
if (prime == 0)
{
printf("The number %d is not a prime number\n", number);
}
else
{
printf("The number %d is a prime number\n", number);
}
return 0;
}
Output
Enter the number 17 The number 17 is a prime number