C++ Bc. 27 cpp

#include <iostream>
#include <sstream>
#include <string>
#include <set>

typedef std::set<std::pair<std::string,int> > Konkordance;

int main()
{
  using namespace std;

  Konkordance K;

  int    crad = 0;
  string radek;
  while (getline(cin, radek))
    {
      crad++;

      for (int i=0; i<radek.length(); i++)
        {
          switch (radek[i]) {
          case '.':
          case ',':
          case ';':
          case '(':
          case ')':
          case '/':
            radek[i] = ' '; // nahradim  znaky tecka, carka, atd. mezerou
          }
        }

      istringstream istr(radek);
      string slovo;
      while (istr >> slovo)
        {
          pair<string,int> p(slovo, crad);  // dvojice <slovo, cislo radku>
          K.insert(p);                      // ulozim dvojici
        }
    }

  string t;
  for (Konkordance::const_iterator i=K.begin(), e=K.end(); i!=e; ++i)
    {
      const pair<string, int>& p = *i;

      if (t != p.first)
        cout << "\n" << p.first << " : " << p.second << " ";
      else
        cout << p.second << " ";

      t = p.first;
    }
  cout << "\n";
}

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