我有以下语法,我被告知是LR(1)而不是SLR(1):
S :: = a A | b A c | 直流| BDA A :: = d
S :: = a A | b A c | 直流| BDA
A :: = d
我不明白为什么会这样.你会怎么证明这一点？
grammar parsing conflict context-free-grammar lr-grammar
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