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  1. #include <iostream>
  2. #include <cstdbool>
  3. #include <unistd.h>
  4. #include <pthread.h>
  5.  
  6. class Timer{
  7. private:
  8.     bool run;
  9.  
  10. public:
  11.     void start();
  12.     void stop();
  13.     void print();
  14.  
  15. };
  16.  
  17. void Timer::start(){
  18.     this->run = true;
  19.     this->print();
  20.     return;
  21. }
  22.  
  23. void Timer::stop(){
  24.     this->run = false;
  25.     return;
  26. }
  27.  
  28. void Timer::print(){
  29.  
  30.     int counter = 0;
  31.  
  32.     while(this->run == true){
  33.  
  34.         std::cout << counter << std::endl;
  35.         counter++;
  36.  
  37.         usleep(500000);
  38.     }
  39.  
  40.     return;
  41. }
  42.  
  43. void *handler(void *argument){
  44.  
  45.     ((Timer *) argument)->start();
  46.  
  47.     return argument;
  48. }
  49.  
  50. int main(void){
  51.  
  52.     Timer *timer = new Timer();
  53.     pthread_t timer_thread;
  54.     int mainCounter = 0;
  55.  
  56.     pthread_create(&timer_thread, NULL, handler, (void *) &timer);
  57.  
  58.     while(true){
  59.  
  60.         if(mainCounter == 100){
  61.             std::cout << "Stopping..." << std::endl;
  62.             timer->stop();
  63.         }
  64.  
  65.         std::cout << " => " << mainCounter << std::endl;
  66.         mainCounter++;
  67.  
  68.         usleep(50000);
  69.     }
  70.  
  71.     return 0;
  72. }
  73.  
  74.  
Time limit exceeded #stdin #stdout 5s 17288KB
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https://ideone.com/noGz6M
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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