Computer Science · Theory of Computation
निम्नलिखित में से कौन सा रेगुलर एक्सप्रेशन {a, b} पर उन सभी स्ट्रिंग्स को दर्शाता है जो 'ab' पर समाप्त होती हैं?
- 1(a+b)*a(b+a)
- 2(a+b)*ab✓
- 3ab(a+b)
- 4abab
सही उत्तर देखें
(a+b)*ab
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