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  1. #include <iostream>
  2. #include <unordered_map>
  3. #include <algorithm>
  4. #include <string>
  5.  
  6. struct text
  7. {
  8.     text() = default;
  9.     text(const std::string& txt) : data(txt) {}
  10.  
  11.     std::string key() const { std::string k(data); std::sort(k.begin(), k.end()); return k; }
  12.  
  13.     operator std::pair<std::string, std::string>() const { return std::make_pair(key(), data); }
  14.  
  15.     std::string data;
  16. };
  17.  
  18. std::istream& operator>>(std::istream& is, text& t)
  19. {
  20.     return is >> t.data;
  21. }
  22.  
  23. std::ostream& operator<<(std::ostream& os, const text& t)
  24. {
  25.     return os << t.data;
  26. }
  27.  
  28. std::string quoted(const text& t)
  29. {
  30.     return std::string(1, '"') + t.data + '"';
  31. }
  32.  
  33. int main()
  34. {
  35.     using pair_type = std::pair<std::string, std::string> ;
  36.  
  37.     std::unordered_map<std::string, std::string> map =
  38.     { 
  39.         pair_type(text("scooby")), pair_type(text("shaggy")),  pair_type(text("veronica")),
  40.         pair_type(text("fred")),   pair_type(text("daphne")),  pair_type(text("wilma")),
  41.         pair_type(text("betty")),  pair_type(text("barney")),  pair_type(text("dino")),
  42.         pair_type(text("bambam")), pair_type(text("pebbles")), pair_type(text("george"))
  43.     };
  44.  
  45.     text t;
  46.  
  47.     while (std::cin >> t)
  48.     {
  49.         auto it = map.find(t.key());
  50.         if (it != map.end())
  51.             std::cout << quoted(t) << " matches " << quoted(it->second) << '\n';
  52.         else
  53.             std::cout << quoted(t) << " matches nothing\n";
  54.     }
  55. }
Success #stdin #stdout 0s 3488KB
comments (?)
stdin
copy 
hello
yobocs
incavero
name
yabren
noid
stdout
copy 
"hello" matches nothing
"yobocs" matches "scooby"
"incavero" matches "veronica"
"name" matches nothing
"yabren" matches "barney"
"noid" matches "dino"
https://ideone.com/8mjq2T
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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