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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. void printVec(vector<char> fv){
  5. 	cout << "size = " << fv.size() << endl;
  6. 	for(int i=0;i<fv.size();i++){
  7. 		cout << fv[i];
  8. 	}
  9. 	cout << endl;
  10. }
  11. int main() {
  12. 	int t;
  13. 	cin >> t;
  14. 	for(int i=0;i<t;i++){
  15. 		string s;
  16. 		cin >> s;
  17. 		int sz = s.size();
  18. 		if(sz == 1){
  19. 			cout << "0\n";
  20. 		}else if(sz == 2 || sz == 3){
  21. 			cout << "1\n";
  22. 		}
  23. 		int red = sz/2;
  24. 		char arr[sz];
  25. 		for(int j=0;j<sz;j++){
  26. 			arr[j] = s[j];
  27. 		}
  28. 		for(int j=0;j<sz-1;j++){
  29. 			for(int k=0;k<sz-1-j;k++){
  30. 				if(arr[k] > arr[k+1])
  31. 					swap(arr[k],arr[k+1]);
  32. 			}
  33. 		}
  34. 		vector<char> v((sz+1));
  35. 		for(int j=0;j<sz+1;j++){
  36. 			if(j==0)
  37. 				v.push_back('0');
  38. 			if(j == 1 || arr[j] != arr[j-1] || (arr[j] == arr[j-1] && arr[j] != arr[j-2]))
  39. 				v.push_back(arr[j]);
  40. 		}
  41. 		printVec(v);
  42. 		cout << v.size()/2 << endl;
  43.  
  44. 	}
  45. 	return 0;
  46. }
  47.  
Success #stdin #stdout 0.01s 5272KB
comments (?)
stdin
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1
kzaaa
stdout
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size = 12
0aakz
6
https://ideone.com/F2cEDg
language:
C++ 4.3.2 (gcc-4.3.2)
created:
8 days ago
visibility:
public

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