Grammars and derivations (15 points): use the following production rules to determine whether or not each of the associated strings is valid. show the transformations or provide adequate explanation: n = {s, a, e) t = {a, b, e} start = 5 1. s--> a 2. a--> bse 3. a--> be 4. s--> e 5. e--> eea 6. e-> (a) aeaeaea (b) baeaea (c) is this grammar context-sensitive or context free and why?

3. (5 points) describe what would be printed by the code below or what error would occur. const char* cstr = "0123456"; const char* ptr = & cstr[4]; cout < < ptr[-1] < < ptr < < endl; 1 4. (5 points) theseus has been trapped in a maze with a minotaur, which is trying to capture him. each round, theseus and the minotaur move through the maze; theseus towards the exit, and the minotaur towards theseus. theseus can move in any of the four cardinal directions, or he can wait for a round to see how the minotaur moves. write code that creates a data type to represent the possible moves that theseus could make.

Budgets you to do all of the following expect a) send frivolously b) avoid over spending c) gain financial independence d) examine your priorities and goals

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