Ternary (?) operator : Operator Ternary « Language Basics « C / ANSI-C

1. C / ANSI-C
2. Language Basics
3. Operator Ternary

Ternary (?) operator

#include <stdio.h>

void main()
{
  const double price = 3.50; 
  const double discount1 = 0.05;  /* Discount for more than 10 */
  const double discount2 = 0.1;   /* Discount for more than 20 */
  const double discount3 = 0.15;  /* Discount for more than 50 */
  double total = 0.0;
  int quantity = 0;

  printf("Enter the number that you want to buy:");     /* Prompt message */
  scanf(" %d", &quantity);                             /* Read the input */

  total = quantity * price * ( 1.0 - (quantity>50 ? discount3 :
       (quantity>20 ? discount2 : (quantity>10 ? discount1 : 0.0))));

  printf("The price for %d is $%.2lf\n", quantity, total); 
}


           
       

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