Untitled

Question 3
#include<stdio.h>
#include<stdbool.h>

int isPrime(int n)   // this function will calculate the prime
{
    for (int i = 2; i < n; i++)
    {
        if (n % i == 0)
        {
            return false;   // it is for not prime
        }
        
    }
    return true;  // it is for prime
    
}

int generateNewPassword(int arr[])
{
    for (int i = 0; i < 5; i++)
    {
        if (isPrime(arr[i]))   // in isprime it will call and give the prime number if number is prime it will execute
        {
            int sum = 0;
            int finalResult = 0;
            int n = arr[i];
            while (n > 0)  // if array integer is greater than 0 it will give the sum and the difference
            {
                int rem = n % 10;
                n = n / 10;
                sum = sum + rem;
            }
            finalResult = arr[i] - sum;
            arr[i] = finalResult;  /// final value again stored in array
            printf("%d ", arr[i]);
        }
        else   // else condition will reverse the non prime number
        {
            int p = arr[i];
            int sumofReverse = 0;   

            while (p > 0)   // while loop will give the reverse value
            {
                int remainder = p % 10;
                sumofReverse = sumofReverse * 10 + remainder;
                p = p / 10;
            }
            arr[i] =  sumofReverse;  // reverse value again stored in the array
            printf("%d ", arr[i]); 
        }
    }
    
}

int main()
{
    int arr[5];
    printf("Enter the Array elements: ");
    for (int i = 0; i < 5; i++)   // enter the 5 array elements
    {
        scanf("%d", &arr[i]);
        if(arr[i] <= 0 || arr[i] > 999)
        {
            printf("Invalid input\n");
            return 0;
        }
        
    }
    int result = generateNewPassword(arr);  // function to generate new password


    
    
}