题目内容
(请给出正确答案)
[主观题]
有文法 G: A→(A)A |ε (1)构造非终结符A的FIRST集合和FOLLOW集合 (2)说明该文发是LL(1)文法
提问人:网友jiaxuabc
发布时间:2022-01-07
A、FIRSTVT(A)={ +,a,( }
B、FIRSTVT(A)={ +,a }
C、FIRSTVT(A)={ a,( }
D、FIRSTVT(A)={ +,( }
A、above all
B、at first
C、first of all
D、at last
A、the aspects between the two subjects
B、all of the details
C、the theme
D、the transition devices
In order to catch the movie, Mary finished her supper in ____ ten minutes. |
[ ] |
A. less than B. more than C. less D. more |
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