#pragma once
#include <string>

/** 
 *  \brief A function.
 *  This function finds position of litera in slowo
 *  \param slowo a string.
 *  \param litera a character.
 *  \return size_t (when finds position of litera in slowo).
 *  \return string::npos (when doesn't find litera in slowo).
 */
size_t findCharacter(std::string slowo, char litera);
  
