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  1. #include <iostream>
  2. #include <iomanip>
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7.     string input;
  8.     int num_black = 0, num_red = 0, num_white = 0;
  9.  
  10.     do
  11.     {
  12.         cout << "input car color :";
  13.         cin >> input;
  14.  
  15.         if (input == "black") {
  16.             ++num_black;
  17.         }
  18.         else if (input == "red") {
  19.             ++num_red;
  20.         }
  21.         else if (input == "white") {
  22.             ++num_white;
  23.         }
  24.  
  25.         cout << "continue input car color?" << endl;
  26.         cin >> input;
  27.     }
  28.     while (input == "y");
  29.  
  30. 	cout << endl;
  31.     cout << "detail car color" << endl;
  32.     cout << setw(11) << left << "black" << num_black << " car" << (num_black != 1 ? "s" : "") << endl;
  33.     cout << setw(11) << left << "red" << num_red << " car" << (num_red != 1 ? "s" : "") << endl;
  34.     cout << setw(11) << left << "white" << num_white << " car" << (num_white != 1 ? "s" : "") << endl;
  35.  
  36.     return 0;
  37. }
Success #stdin #stdout 0.01s 5296KB
comments ()
stdin 
black y black y black y red y white n
stdout 
input car color :continue input car color?
input car color :continue input car color?
input car color :continue input car color?
input car color :continue input car color?
input car color :continue input car color?

detail car color
black      3 cars
red        1 car
white      1 car
https://ideone.com/yJbD8H
language:
C++ 4.3.2 (gcc-4.3.2)
created:
3 years ago
visibility:
public

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