Computer Sciences > Gate 2018 > Context Free Grammer
Consider the following languages:
Which of the above languages are context-free?
I. {ambncpdq ∣ m + p = n + q, where m, n, p, q ≥ 0}
II. {ambncpdq ∣ m = n and p = q, where m, n, p, q ≥ 0}
III. {ambncpdq ∣ m = n = p and p ≠ q, where m, n, p, q ≥ 0}
IV. {ambncpdq ∣ mn = p + q, where m, n, p, q ≥ 0}
II. {ambncpdq ∣ m = n and p = q, where m, n, p, q ≥ 0}
III. {ambncpdq ∣ m = n = p and p ≠ q, where m, n, p, q ≥ 0}
IV. {ambncpdq ∣ mn = p + q, where m, n, p, q ≥ 0}
Which of the above languages are context-free?
Correct : Context Free Grammar
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