What is wrong with my code?

how to set the condition? as prateek bhaiya wrote (N>0)
why? please explain

@Anku47 what condition whats your doubt? (which timestamp)

line no 9 sir

@Anku47 first of all your code is not correct
here is your correct code for 1 test case


now for multiple cases condition just enclose the whole code inside another loop here

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