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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. using namespace std;
  5.  
  6.  
  7. class Ship
  8. {
  9. public:
  10.     Ship(){}
  11.     Ship(string name, int distance)
  12.     {
  13.         mName = name;
  14.         mDistance = distance;
  15.     }
  16.     ~Ship(){}
  17.     friend ostream & operator << (ostream &out, const Ship &ship);
  18.     bool operator < (const Ship& str) const
  19.     {
  20.         return (mDistance < str.mDistance);
  21.     }
  22. private:
  23.     string mName;
  24.     int mDistance;
  25. };
  26.  
  27. ostream & operator << (ostream &out, const Ship &ship) 
  28. {
  29.    return out << ship.mName << endl;
  30. }
  31.  
  32.  
  33. int main() {
  34. 	vector<Ship*> ships;
  35. 	ships.push_back(new Ship("some1", 20));
  36. 	ships.push_back(new Ship("some2", 10));
  37. 	ships.push_back(new Ship("some3", 5));
  38. 	ships.push_back(new Ship("some4", 40));
  39.  
  40. 	sort(ships.begin(), ships.end());
  41.  
  42. 	for (Ship *ship : ships)
  43. 	{
  44. 		cout << *ship;
  45. 		delete ship;
  46. 	}
  47.  
  48. 	return 0;
  49. }
Success #stdin #stdout 0s 3432KB
comments (?)
stdin 
Standard input is empty
stdout 
some1
some3
some2
some4
https://ideone.com/wb2mOY
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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