#define EOS 257
#define BAD 258
#define HELP 259
#define HEX 260
#define DECIMAL 261
#define QUIT 262
#define ABS 263
#define BIN 264
#define FIB 265
#define GCD 266
#define KRON 267
#define LCM 268
#define LUCNUM 269
#define NEXTPRIME 270
#define POWM 271
#define ROOT 272
#define SQRT 273
#define NUMBER 274
#define VARIABLE 275
#define LOR 276
#define LAND 277
#define EQ 278
#define NE 279
#define LE 280
#define GE 281
#define LSHIFT 282
#define RSHIFT 283
#define UMINUS 284
typedef union {
  char  *str;
  int   var;
} YYSTYPE;
extern YYSTYPE yylval;