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  1. #include <iostream>
  2. #include <vector>
  3. #include <queue>
  4. #include <set>
  5.  
  6. // Заполняем вектор частот символов
  7. // Сохраняем все символы алфавита в std::set
  8. void get_data(std::set< std::pair<char, double> > &alpha){
  9. 	std::vector<char> fr(256);
  10. 	char c;
  11. 	double freq;
  12.  
  13. 	while(std::cin >> c){
  14. 		fr[c]++;	// Вектор хранит количество символов с кодом c
  15. 		alpha.insert(std::make_pair(c, -1));
  16. 	}
  17. 	for(auto it = alpha.begin(); it != alpha.end(); it++)
  18. 		(*it).second = fr[(*it).first] / alpha.size();
  19. }
  20.  
  21. void Huffman(std::set<char> &alpha, std::vector<double> &freq){
  22.  
  23. }
  24.  
  25. int main(){
  26. 	std::vector<double> freq;
  27. 	std::set<char> alpha;
  28.  
  29.  
  30.  
  31. }
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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bgbdgbdndndnd
compilation info 
prog.cpp: In function 'void get_data(std::set<std::pair<char, double> >&)':
prog.cpp:18:16: error: assignment of member 'std::pair<char, double>::second' in read-only object
   (*it).second = fr[(*it).first] / alpha.size();
                ^
stdout
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Standard output is empty
https://ideone.com/zaA0wS
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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