#include <iostream>
using namespace std;

#define    Declare         258
#define    Begin           259
#define    End             260
#define    Assign          261
#define    And             262
#define    Not             263
#define    Identifier      264
#define    Integer_literal 265


class token 
{
    int value;

    const int First_Token;

public:

    token(int j);

    int is_end_of_input();

    friend ostream & operator << (ostream & out, token & t);
};