Planning to take coaching on Unacademy
http://bit.ly/gate_unacademy
or
https://unacademy.com/
here is a code for 10% off PLUS1BPK1
Telegram Notification Group link:-
https://t.me/joinchat/X5egW_cvdt9kMGY1
Telegram discussion Group link:-
https://t.me/joinchat/VCyGUmVq8RNkMzhl
Downloads resources from here
https://education4fun.com/gate-cse/
MCQ (Single Correct Answer)
GATE CSE 2019
Which one of the following languages over ∑ = {a, b} is NOT context-free?(A) {anbi | i ∈ {n, 3n, 5n}, n≥ 0}(B) {wanwRbn | w ∈ {a, b}*, n≥ 0}(C) {wwR | w ∈ {a, b}*}(D) {wan bn wR | w ∈ {a, b}*, n≥ 0}
