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  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. #include <cstring>
  5.  
  6. static int	 ARGC = 2;
  7. static const char* ARGV[] = {
  8. 	"op_xui", 
  9. 	"aaaaassssjknfffffoinnnnfnoaaaasfzzzzsdfsssnjhwwwpspmaaaaasdsdddb", 
  10. 	NULL
  11. };
  12.  
  13. std::ostream& operator<<(std::ostream& o, const std::vector<char>& array)
  14. {
  15. 	for(auto it: array)
  16. 	{
  17. 		o<<it<<" ";
  18. 	}
  19. 	return o;
  20. }
  21.  
  22. int main(int argc, const char* argv[]) 
  23. {
  24. 	argc = ARGC;
  25. 	argv = ARGV;
  26.  
  27. 	std::vector<char> array(&argv[1][0], &argv[1][0] + std::strlen(argv[1]));
  28.  
  29. 	std::sort(array.begin(), array.end(), std::less<char>());
  30.  
  31. 	array.erase( std::unique(array.begin(), array.end()), array.end());
  32.  
  33. 	std::cout<<array;
  34.  
  35. 	return 0;
  36. }
Success #stdin #stdout 0s 15240KB
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a b d f h i j k m n o p s w z
https://ideone.com/Yaay67
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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