submitted one day later. Hope my answer is correct and luckily get the prize=]
btw I've use some excel function to do it. Hope my logic is correct haha.
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submitted one day later. Hope my answer is correct and luckily get the prize=]
btw I've use some excel function to do it. Hope my logic is correct haha.
ye I think it is possible to use Excel to solve this question :) hope that you can win!