Not getting AC in video game problem, help me.

general
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1

I have been trying to solve this question but my solution is failing one test case and I am not able to figure out what is wrong with my solution.

Here is link to my solution, please help me in figuring out what is wrong with my solution.

2

Check your case 2 " if (cranePosition < commands.length - 1) " rather than “command.length-1” shouldnt it be a.length-1 .

3

Thanks @phantomhive

Such a silly mistake I did.