Chapter-3/3-27.c

   1 /*C How to Program, 6/E, Deitel & Deitel.
   2
   3 Solution of exercise 3.27:
   4 (Find the Two Largest Numbers) Using an approach similar to Exercise 3.24,
   5 find the two largest values of the 10 numbers. [Note: You may input each
   6 number only once.]
   7
   8 Written by Juan Carlos Moreno (jcmhsoftware@gmail.com), 2023-01-16.*/
   9
  10 #include <stdio.h>
  11
  12 int main(void)
  13 {
  14     int counter; /*A counter to count to 10*/
  15     int number; /*The current number input to the program*/
  16     int first_largest; /*The first largest number found so far*/
  17     int second_largest; /*The second largest number found so far*/
  18
  19     printf("Input the series of 10 numbers: ");
  20     counter = 1;
  21
  22     while (counter <= 10)
  23     {
  24         scanf("%d", &number);
  25
  26         if (number > first_largest)
  27         {
  28             second_largest = first_largest;
  29             first_largest = number;
  30         }
  31         else if (number > second_largest)
  32         {
  33             second_largest = number;
  34         }
  35
  36         counter = counter + 1;
  37     }
  38
  39     printf("The two largest numbers are %d and %d.\n",
  40            second_largest, first_largest);
  41
  42     return 0;
  43 }