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  1. #include <iostream>
  2. #include <thread>
  3. #include <atomic>
  4. #include <string>
  5.  
  6. using namespace std;
  7.  
  8. class Alarm {
  9.     public:
  10.     Alarm(int hour, int minute, std::string speech);
  11.     Alarm(const Alarm& other);
  12.     Alarm& operator=(const Alarm& other);
  13.     void start();
  14.     void stop();
  15.     bool isStopped() const;
  16. //    std::string getStats() const;
  17.  
  18.     private:
  19.     int m_hour;
  20.     int m_minute;
  21.     std::string m_speech;
  22.     std::atomic<bool> m_stopped;
  23. };
  24.  
  25. Alarm::Alarm(int hour, int minute, string speech) 
  26. : m_hour(hour),m_minute(minute),m_speech(speech),m_stopped(false) {
  27. }
  28.  
  29. Alarm::Alarm(const Alarm& other) 
  30. : m_hour(other.m_hour),m_minute(other.m_minute),m_speech(other.m_speech),m_stopped(other.isStopped()) {
  31. }
  32. Alarm& Alarm::operator=(const Alarm& other) {
  33. 	m_hour = other.m_hour;
  34. 	m_minute = other.m_minute;
  35. 	m_speech = other.m_speech;
  36. 	m_stopped.store(other.isStopped());
  37. 	return *this;
  38. }
  39.  
  40. void Alarm::start() {
  41.     int currentHour, currentMinute;
  42.  
  43.     while (!Alarm::isStopped()) {
  44.         time_t now = time(NULL);
  45.         struct tm *current = localtime(&now);
  46.  
  47.         currentHour = current->tm_hour;
  48.         currentMinute = current->tm_min;
  49.  
  50.         if (currentHour == m_hour && currentMinute == m_minute) {
  51.             cout << m_speech << endl;
  52.             m_stopped.store(true);
  53.         }
  54.         else {
  55.            this_thread::sleep_for(chrono::milliseconds(1000));
  56.         }
  57.      }
  58. }    
  59.  
  60. void Alarm::stop() {
  61.     m_stopped.store(true);
  62. }
  63.  
  64. bool Alarm::isStopped() const {
  65.     return m_stopped.load();
  66. }
  67.  
  68. int main(int argc, const char * argv[]) {        
  69.     Alarm test1(12, 12, "foo");
  70.     Alarm test2(12, 12, "foo");
  71.  
  72.     std::thread t1(&Alarm::start,test1);
  73.     std::thread t2(&Alarm::start,test2);
  74.  
  75.     bool stop2ndThread = false;
  76.     while(!test1.isStopped() && !test2.isStopped()) {
  77.          this_thread::sleep_for(chrono::milliseconds(1000));
  78.          if(!stop2ndThread) {
  79.          	 test1.stop();
  80.          }
  81.          else {
  82.          	 test2.stop();
  83.          }
  84.     }
  85.  
  86.     t2.join();
  87.     t1.join();
  88. }
Time limit exceeded #stdin #stdout 5s 9616KB
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https://ideone.com/8QQEQI
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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