#include <map> #include <string> #include <iostream> #include <fstream> using namespace std; class Anagram { private: typedef map< string, map<char, int> >::iterator MSMCII; typedef map< char, int > MCI; map< string, map<char, int> > _anagramTable; public: void CalWhatAnagram(const string& str) { MCI howManyEachAlphabet; for(int i = 0 ; i < str.size() ; ++i) howManyEachAlphabet[ str[i] ] += 1; _anagramTable[str] = howManyEachAlphabet; } void Show() { while( !_anagramTable.empty() ) { MCI value = _anagramTable.begin()->second; for(MSMCII i = _anagramTable.begin() ; i != _anagramTable.end() ; ) { if(i->second == value) { cout << i->first << " "; _anagramTable.erase(i++); } else { ++i; } } cout << endl; } } }; int main() { Anagram anagram; ifstream fin("input.dat"); string t; while(!fin.eof()) { getline(fin, t); anagram.CalWhatAnagram(t); } anagram.Show(); fin.close(); return 0;
~cpp #include <map> #include <string> #include <vector> #include <iostream> #include <fstream> using namespace std; class Anagram { private: typedef map<char, int> MCI; typedef vector<string> LS; typedef map< MCI, LS > MALS; typedef MALS::iterator MALSI; typedef LS::iterator LSI; MALS _anagramTable; MCI CalculateWhatAnagram(const string& str) { MCI howManyEachAlphabet; for(int i = 0 ; i < str.size() ; ++i) howManyEachAlphabet[ str[i] ] += 1; return howManyEachAlphabet; } public: void BoundAnagram(char* fileName) { ifstream fin(fileName); string str; while(!fin.eof()) { getline(fin, str); _anagramTable[ CalculateWhatAnagram(str) ].push_back(str); } } void ShowAnagram() { for(MALSI i = _anagramTable.begin() ; i != _anagramTable.end() ; ++i) { for(LSI j = (i->second).begin() ; j != (i->second).end(); ++j) { cout << *j << " "; } cout << endl; } } }; int main() { Anagram ana; ana.BoundAnagram("input.dat"); ana.ShowAnagram(); return 0; }