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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. #include <iterator>
  5. #include <cstring>
  6.  
  7. static int	 ARGC = 2;
  8. static const char* ARGV[] = {
  9. 	"op_xui",
  10. 	"aaaassssjknhfffqffoinnnnfnoasfzsdfsssnjhwpspmaaaaasdsdddbzz",
  11. 	NULL
  12. };
  13.  
  14. int main(int argc, const char* argv[])
  15. {
  16. 	argc = ARGC;
  17. 	argv = ARGV;
  18.  
  19. 	std::vector<char> array(&argv[1][0], &argv[1][0] + std::strlen(argv[1]));
  20.  
  21. 	std::sort(array.begin(), array.end(), std::less<char>());
  22.  
  23. 	std::cout << "Result: ";
  24. 	for (auto it = array.begin(); it != array.end(); it = std::lower_bound(it, array.end(), *it + 1))
  25. 	{
  26. 		if (it + 1 == array.end())
  27. 		{
  28. 			std::cout << *it;
  29. 			break;
  30. 		}
  31.  
  32. 		if (*it != *(it + 1))
  33. 		{
  34. 			std::cout << *it;
  35. 		}
  36. 	}
  37. 	std::cout << std::endl;
  38. 	return 0;
  39. }
  40.  
Success #stdin #stdout 0s 15240KB
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Standard input is empty
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Result: bikmqw
https://ideone.com/QQRL1b
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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