Answer to Question #250319 in C for Deepu

Question

An e-commerce company plans to give their customers a special discount for the Christmas They are planning to offer a flat discount. The discount value is calculated as the sum of all the prime digits in the total bill amount.

A

Write an algorithm to find the discount value for the given total bill amount.

Answer 1

#include <stdio.h>
int main()
{
    int x, y, amount, isPrime, sum=0;
    printf("Enter the total bill amount : ");
    scanf("%d", &amount);
    for(x=2; x<=amount; x++)
    {


        isPrime = 1;
        for(y=2; y<=x/2 ;y++)
        {
            if(x%y==0)
            {
                isPrime = 0;
                break;
            }
        }


        if(isPrime==1)
        {
            sum += x;
        }
    }


    printf("The discount value for the bill amount %d = %d", amount, sum);


    return 0;
}