关于编译原理的问题如果first(A)={a,ε},first(B)={b}那么first(AB)是多少
编译原理计算first 集和follow集的简单方法?S->bBS' S'->aAS'|ε A->aB|c B->dB'
Look at--------------picture.A.one B.the first C.first
Tom is his ( ) name A.first B.the first C.a first
帮忙做一下编译原理课程设计(关于FIRST和FOLLOW集合的)
I'd like to see pandas_____.A.the first B.first Cin first Do
选择,并说出理由You must come in____A the first B first C a first D
The fox did it ___ .A.first B.last C.at first D.the first
Today is __.A.the first of May.B.May first.C.the first May.D
Today is( )day at school.A.first B.the my first C.my first D
请解决以下英语问题:单选题:1.This is ______ class.first B.a her first C.h
如果ab=3,且a+b=7,那么a-b的值是多少
January is ___month in a year A:first B:the first C:one D:th