Computer Science · Theory of Computation
Which of the following languages can be accepted by a Pushdown Automaton (PDA) using empty stack acceptance?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1{anbm | n ≠ m}
- 2{ww | w ∈ {a, b}}
- 3{anbncn | n ≥ 1}
- 4{anbn | n ≥ 1}✓
Correct answer
{anbn | n ≥ 1}
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