I was asked a variation of this problem https://leetcode.com/problems/count-all-valid-pickup-and-delivery-options/ but instead of counting up all valid options they asked to actually generate valid pickup/delivery sequences as output, i solved the question...

LeetCode Question · Oct 2021 · Seattle

Doordash Phone Interview | E4 | Seattle, WA

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I was asked a variation of this problem but instead of counting up all valid options they asked to actually generate valid pickup/delivery sequences as output, i solved the question...

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