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算符优先文法

上传者: fire_to_cheat_ | 上传时间:2020/3/21 23:50:13 | 文件大小:2.05MB | 文件类型:rar
算符优先文法
(1)根据给定文法,先求出FirstVt和LastVt集合,构造算符优先关系表(要求算符优先关系表输出到屏幕或者输出到文件);
(2)根据算法和优先关系表分析给定表达式能否是该文法识别的正确的算术表达式(要求输出归约过程)(3)给定表达式文法为:G(E’):E’→#E#E→E+T|TT→T*F|FF→(E)|i(4)分析的句子为:(i+i)*i和i+i)*i

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评论信息

  • 游穆族人:
    哇大哥,你这个换个文法还得改源代码,复用性极低啊……2017-12-14

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