1 answer

Question 1. (15 points) Consider the following LL (1) grammar with starting symbol S s→(ST) F...

Question:

Question 1. (15 points) Consider the following LL (1) grammar with starting symbol S s→(ST) F → id F → num a) Compute the First and Follow sets of all non-terminals (5 points) b) Construct the LL (1) parsing table for the grammar (5 points) c) Show step-by-step (content of stack and input string, as well as the production taken) how the following string is parsed: ((20+30 + a)) (5 points)

Question 1. (15 points) Consider the following LL (1) grammar with starting symbol S s→(ST) F → id F → num a) Compute the First and Follow sets of all non-terminals (5 points) b) Construct the LL (1) parsing table for the grammar (5 points) c) Show step-by-step (content of stack and input string, as well as the production taken) how the following string is parsed: ((20+30 + a)) (5 points)

Answers

i d au mum first C - , E first CE) = Şid, nu m Sider S→ follow CT) = CF)2 Follow (F): first (T)こ{t.e Substitute 6) CST) T7 LL Parsimg ta6feInput af ression b〉 C20 t30+ Ou Put Stack CST 26130 match C mateh 26 match Fonum match. num match id 20 t 30+amatcん) matcん、 ー/given Ex..pression AJ Accet te(

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