Nandor the Relentless1325. Delete Leaves With a Given ValueGiven a binary tree root and an integer target, delete all the leaf nodes with value target.Nov 17, 2020Nov 17, 2020
Nandor the Relentless1641. Count Sorted Vowel StringsGiven an integer n, return the number of strings of length n that consist only of vowels (a, e, i, o, u) and are lexicographically sorted.Nov 17, 2020Nov 17, 2020