I did not understand one thing in solution

#1


why q.front()<=i-k is used in the code
also please help to debugg my code as it is not giving any output

#2

@harryson
hello harshit.
q.front()<=i-k check whether there exist any element in deque which is not in our current window. if it exist then pop all such element from dequeu because they dont contribute anything to our answer.

#3

@harryson
I recommend u to watch the solution video again and then u can easily identify ur mistakes.

#4

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