1#define OP_ADD 257
2#define ADD 258
3#define OP_SUB 259
4#define SUB 260
5#define OP_MUL 261
6#define MUL 262
7#define OP_DIV 263
8#define DIV 264
9#define OP_MOD 265
10#define MOD 266
11#define OP_AND 267
12#define AND 268
13#define DIGIT 269
14#define LETTER 270
15#define UMINUS 271
16