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1. Given the following grammar S à 0A0 | 1B1 | BB; A à C; B à S | A; C à S | ε, (a) (Derivation)
Given a left-most and right-most derivation of a string 01001110 (b) (Parse tree) Draw the parse tree from step (a)
2. (Language to PDA) Design a PDA whose language is {ambncpdq | m + n = p + q}.
3. (a) (Language to CFG, closure property) Construct CFG for the following language L = {bi a2i | i >= 0} (b) (CFG to PDA) Design a PDA for the above grammar using a transition diagram and specifying the start/accept state(s), start symbol on the stack. (c) (PDA computation) Show the stack
content, state of the PDA in each step given an input string baa
4. (Pumping lemma) Use pumping lemma to show that the following language is not context free {0i1j | i is not a multiple of j}
5. Show that the language L = {aibj |i ≠ j) is context free.
Explain Past Participles The past participles are often the most difficult of the forms to learn. If you have been speaking English most of your life, you know the past participl
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What are Demonstrative Pronouns and Demonstrative Adjectives? What are demonstrative pronouns? Pronouns that are used to point out an item are called demonstrative pronouns.
Who do you think the "you" the speaker is addressing in the 2nd paragraph of the passage below? Explain what u see as the relationship between the speaker and her daughter, analyzi
Question : Tibet produces its own paper money and coinage. The 'sang' is the numismatic unit. It is divided and subdivided decimally into the 'sho' and the 'karma'. Paper money
Functional Resumes What's a functional resumes? A functional resumes emphasizes skills, while a chronological resumes emphasizes the number and duration of your relevant exp
summary of the story
Your CTO liked your proposal from Unit 2 so much he only trusts you to explain complex concepts to his managers. He now wants you to write him a four page paper explaining the CPU,
what is grammer
Explain the Historical Background to Huckleberry Finn Huckleberry Finn plays an important role as an historical document as well as a literary classic. The novel, set in pre-C
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