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  1. #include <unistd.h>
  2. #include <stdlib.h>
  3.  
  4. int	main(int ac, char **av)
  5. {
  6. 	if (ac == 4 && av[2][1] == '\0' && av[3][1] == '\0')
  7. 	{
  8. 		char *str = av[1];
  9. 		char find = av[2][0];
  10. 		char replace = av[3][0];
  11. 		int i = 0;
  12.  
  13. 		while (str[i])
  14. 		{
  15. 			if (str[i] == find)
  16. 				str[i] = replace;
  17. 			write(1, &str[i], 1);
  18. 		}
  19. 	}
  20. 	write(1, "\n", 1);
  21. 	return (0);
  22. }
  23.  
  24.  
Success #stdin #stdout 0.01s 5320KB
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language:

						
C++14 (gcc 8.3)

					

					

						
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5 hours ago

					

					

						
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