I heard that you should practice from this pool\n\nkoko-eating-bananas\nsubarray-sum-equals-k\nswim-in-rising-water\nasteroid-collision\nlongest-common-subsequence\noperations-on-tree\nmy-calendar-ii\ncar-pooling\nminimum-size-subarray-sum\nk-diff-pairs-in-an-array\nnext-greater-element-iii\nbasic-calculator\nserialize-and-deserialize-binary-tree\ndecode-ways\nunique-paths-ii\n\nI got` serialize and deserialize a binary tree` and a [question about restaurant names](https://leetcode.com/discuss/interview-question/1505566/DoorDash-or-Coding-or-New-Grad), which was just about anagrams and swapping letters in the names.\n\nRecruiter was nice, interviewers were nice.\n\nOther info I saw\nCOMMON QUESTIONS\nhttps://leetcode.com/discuss/interview-question/1505566/DoorDash-or-Coding-or-New-Grad SUPER COMMON\nhttps://leetcode.com/discuss/interview-question/1528907/doordash-phone-creen\nhttps://leetcode.com/discuss/interview-question/1544410/Doordash-TPS-Senior-Software-Engineer\n\nUNCOMMON\nhttps://leetcode.com/discuss/interview-question/1522955/Doordash-Onsite\nhttps://leetcode.com/discuss/interview-question/1512888/DoorDash-or-Coding-or-Max-Tree-Path-Sum\n

I heard that you should practice from this pool\n\nkoko-eating-bananas\nsubarray-sum-equals-k\nswim-in-rising-water\nasteroid-collision\nlongest-common-subseque