//letter.h

#include<fstream>
  //ostream, istream
using namespace std;
#ifndef LETTER_H
#define LETTER_H

class Letter {
  public:
    enum style {lower,upper};
    static void setStyle(style s);
    void setLetter(char x);
    char getLetter();
    bool operator==(Letter right);

    
  private:
    char c; //always store as lower case
    static int lowerToUpper;
    static style theCase;

  friend ostream& operator<<(ostream& out, Letter let);
  friend istream& operator>>(istream& in, Letter& let);
  }; 

#endif