fork download
copy 
  1. #include <iostream>
  2. #include <vector>
  3. #include <algorithm>
  4. #include <unordered_map>
  5. using namespace std;
  6.  
  7. unordered_map <string, unsigned> uniqueWords;
  8.  
  9. bool compare(string a, string b) {
  10. 	return uniqueWords[a] > uniqueWords[b];
  11. }
  12.  
  13. int main() {
  14. 	vector<string> words;
  15. 	for (string s; cin >> s;) {
  16. 		words.push_back(s);
  17. 		++uniqueWords[s];
  18. 	}
  19. 	sort(words.begin(), words.end(), compare);
  20. 	for (auto c : words) {
  21. 		cout << c << ' ';
  22. 	}
  23. }
Success #stdin #stdout 0.01s 5436KB
comments (?)
stdin
copy 
A fly flies but flies fly too
stdout
copy 
fly flies flies fly A but too
https://ideone.com/tbOLXW
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!