bigint.h

//Venix Cador
//Cs23001
//02/10/2013

#ifndef BIGINT_HEADER
#define BIGINT_HEADER
#include<iostream>

const int MaxValue = 100;

class bigint

{

 public:

  bigint();

  bigint(int);

  bigint(const char[]);

  bool operator ==(const bigint&);

  bool operator ==(int);

  bool operator ==(const char[]);

  bool operator != ( const bigint& rhs) { return !(*this == rhs);};

  int operator[](int);

  int operator[](int) const;

  bigint operator+(bigint) const;

  void output(std::ostream&) const;

  void times_single_digit(const int );

  bigint  operator*(bigint) const;

  void times10(const int);

  bigint operator*(const bigint& rhs);

  bigint factorial() const;

 private:

  int big[MaxValue];

  int size;

  void zero();

};
std::istream& operator >>(std::istream&, bigint&);
std::ostream& operator <<(std::ostream&,const  bigint&);

#endif