Mã chấm: 13712

Main.c: In function ‘main’:
Main.c:21:2: error: expected statement before ‘)’ token
  );
  ^
Main.c:7:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &a);
   ^~~~~~~~~~~~~~~
Main.c:11:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &b);
   ^~~~~~~~~~~~~~~
Main.c:15:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &c);
   ^~~~~~~~~~~~~~~
Main.c:19:3: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &x);
   ^~~~~~~~~~~~~~~