摘要: (x - 1)(x2 + x + 1) = x3 - 1 1 import ply.lex as lex # pip install ply 2 import ply.yacc as yacc 3 4 def parse(s): 5 t = {} 6 tokens = ('NUM', 'VAR'); 阅读全文
posted @ 2021-12-02 20:17 华容道专家 阅读(414) 评论(0) 推荐(0)