EXIT_SUCCESS, EXIT_FAILURE
From cppreference.com
                    
                                        
                    
                    
                                                            
                    |   Defined in header  
<stdlib.h>
  | 
||
|   #define EXIT_SUCCESS /*implementation defined*/ 
 | 
||
|   #define EXIT_FAILURE /*implementation defined*/ 
 | 
||
The EXIT_SUCCESS and EXIT_FAILURE macros expand into an integral expression and indicate program execution status.
| Constant | Explanation | 
  EXIT_SUCCESS
 | 
successful execution of a program | 
  EXIT_FAILURE
 | 
unsuccessful execution of a program | 
[edit] See also
|   
C++ documentation for EXIT_SUCCESS, EXIT_FAILURE
 
 |