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a guest Jun 16th, 2019 56 Never
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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. float Max_price_item(float, float, float);
  5. float swap_value(float, float);
  6. int main()
  7. {
  8.     cout << "Enter three item prices"<<endl;
  9.     float x = 0, y = 0, z = 0;
  10.     cin >> x;
  11.     cin >> y;
  12.     cin >> z;
  13.     float r = Max_price_item(x, y, z);
  14.     cout << "max is :" << r << endl;
  15.     float swap = swap_value(x, y);
  16.     cout << swap << endl;
  17.  
  18.  
  19.  
  20.  
  21.     system("pause");
  22.  
  23. }
  24. float Max_price_item(float a, float b, float c)
  25. {
  26.     float max = 0;
  27.     if (a > b && a > c)
  28.         max = a;
  29.     else if (b > a && b > c)
  30.         max = b;
  31.     else
  32.         max = c;
  33.     return max;
  34.  
  35. }
  36. float swap_value(float a, float b)
  37. {
  38.     float r = 0;
  39.     a = b;
  40.     r = b;
  41.     return r;
  42. }
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