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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. static char * const ARGV[] = { "a.out", "444" };
  5.  
  6. // Hack for IDE One not taking command line params
  7. int realMain(int argc, char *argv[])
  8. {
  9. 	if (argc < 2)
  10. 	   return EXIT_FAILURE; // TODO print out the correct usage of the command line to the user
  11.  
  12.     char *endPointer = NULL;
  13.     long in;
  14.  
  15.     in = strtol(argv[1], &endPointer, 10);
  16.  
  17.     if (endPointer != NULL) {
  18. 	  switch( in )
  19. 	    {
  20. 		    case  1: printf("1\n");                 
  21. 		    	break;
  22. 		    case  2: printf("2\n");                 
  23. 		    	break;
  24. 		    default: printf("wrong value\n"); 
  25. 		    	break;
  26. 	    }
  27. 	   return EXIT_SUCCESS;
  28.     }
  29.     return EXIT_FAILURE;
  30. }
  31.  
  32. int main(int argc, char *argv[]) {
  33. 	realMain(2, ARGV);
  34. }
  35.  
Success #stdin #stdout 0s 2292KB
comments (?)
stdin 
a.out 1
stdout 
wrong value
https://ideone.com/kX2qvF
language:
C (gcc 8.3)
created:
11 years ago
visibility:
public

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