Im unable to write code

#1

can u explain a code of this upper bound and lower bound in live

#2

@abhileshbirru7_eace4554a0cae2c1 The videos are provided however you can ask me any doubt regarding these.

#3

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#4

@abhileshbirru7_eace4554a0cae2c1 you have reopened the doubt but you haven’t updated any reply. So do you have any problem then ask me. Otherwise I am closing this doubt. since Ratings of TA get affected if the doubt is unresolved for long time. If you got any question then only reopen the doubt.