算符優(yōu)先分析方法

1、目錄 目錄1.課程設(shè)計的目的與原理.............................................................................................11.1 設(shè)計目的 ....................................................................................................

2、......................11.2 設(shè)計原理 ..........................................................................................................................12.課程設(shè)計環(huán)境.........................................................

3、....................................................13.課程設(shè)計內(nèi)容.............................................................................................................23.1 算符優(yōu)先分析流程圖....................................

4、................................................................23.2 算符優(yōu)先總流程圖........................................................................................................33.3 算符優(yōu)先文法 ...........................

5、......................................................................................43.4 程序調(diào)試 .........................................................................................................................54.

6、總結(jié).............................................................................................................................6附錄..........................................................................................

7、......................................6３.課程設(shè)計內(nèi)容3.1 算符優(yōu)先分析流程圖k:=k+1s[k]=a置初值塊：k:=1，s[k]:=”#”下一個輸入符讀入 as[k]∈VT Y Nj:=k j:=k-1s[j]>a?Q:=s[j]s[j]<a?s[j-1] ∈VTY Nj:=j-1 j:=j-1s[j]<Q?YNYNs[j-1]…s[k]規(guī)約為 Nk:=j+1 s[k]:=N