if a then x else x $

0 --> ?

For the grammar on the side, LR (1) diagram, Create the parsing table and click "if a then x Bottom-up parsing for else x input do.

T={if, a, then, x} N={IfSt, B, ElseSt}

2) G: IfSt if a then B Else St ElseSt else B ElseSt (11) (r2) (13) (r4) 0 S' IfSt, $ IfSt if a then else X $ IfSt ElseSt B 0 1 2 3 4 5 6 7 8 9 10 2) G: IfSt if a then B Else St ElseSt else B ElseSt (11) (r2) (13) (r4) 0 S' IfSt, $ IfSt if a then else X $ IfSt ElseSt B 0 1 2 3 4 5 6 7 8 9 10