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  1. #include <algorithm>
  2. #include <iostream>
  3. #include <tuple>
  4. #include <vector>
  5.  
  6. class Time {
  7.     int hour;
  8.     int minute;
  9. public:
  10.     Time(int h, int m) : hour(h), minute(m) {
  11.     }
  12.  
  13.     int getHour() const { return hour; }
  14.     int getMinute() const { return minute; }
  15.  
  16.     friend bool operator<(const Time& a, const Time& b) {
  17.         return std::tie(a.hour, a.minute) < std::tie(b.hour, b.minute);
  18.     }   
  19. };
  20.  
  21. class Times {
  22.     std::vector<Time> t;
  23.  
  24. public:
  25.     Times() {
  26.         // Test data
  27.         t.push_back(Time{10, 10});
  28.         t.push_back(Time{9, 20});
  29.         t.push_back(Time{8, 30});
  30.  
  31.         std::sort(t.begin(), t.end()); 
  32.     }
  33.  
  34.     void display() {
  35.         for (const auto& x : t) {
  36.             std::cout << x.getHour() << ":" << x.getMinute() << '\n';
  37.         }
  38.     }
  39. };
  40.  
  41. int main() {
  42.     Times times;
  43.     times.display();
  44. }
Success #stdin #stdout 0s 3460KB
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8:30
9:20
10:10
https://ideone.com/Ps3xs8
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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