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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <unistd.h>
  4. #include <pthread.h>
  5.  
  6. int cnt = 0;
  7. //pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
  8.  
  9. void *fun(void *arg) {
  10.     printf("Hello, you are in thread\n");
  11.     for (int i = 0; i < 1000; i++) {
  12.        // pthread_mutex_lock(&mutex);
  13.         cnt++;
  14.         //pthread_mutex_unlock(&mutex);
  15.     }
  16.   //  pthread_exit(NULL);
  17. }
  18.  
  19. int main() {
  20.     pthread_t t1, t2;
  21.  
  22.     pthread_create(&t1, NULL, fun, NULL);
  23.     pthread_create(&t2, NULL, fun, NULL);
  24.  
  25.     pthread_join(t1, NULL);
  26.     pthread_join(t2, NULL);
  27.  
  28.     printf("Hello, you are in main\n");
  29.     printf("The total count is: %d\n", cnt);
  30.  
  31.     return 0;
  32. }
  33.  
Success #stdin #stdout 0.01s 5308KB
comments (?)
stdin
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Standard input is empty
stdout
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Hello, you are in thread
Hello, you are in thread
Hello, you are in main
The total count is: 2000
https://ideone.com/REwRKW
language:
C (gcc 8.3)
created:
17 days ago
visibility:
public

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