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刷題日記（16）Most Common WordGiven a paragraph and a list of banned words, return the most frequent word that is not in the list of banned words. It is guaranteed…Feb 2, 2021Feb 2, 2021
刷題日記（15）Construct Binary Tree from Inorder and Postorder TraversalGiven inorder and postorder traversal of a tree, construct the binary tree.Jan 19, 2021Jan 19, 2021
刷題日記（14） Plus OneGiven a non-empty array of decimal digits representing a non-negative integer, increment one to the integer.Jan 11, 2021Jan 11, 2021
刷題日記（13）Remove Duplicates from Sorted ArrayGiven a sorted array nums, remove the duplicates in-placesuch that each element appears only once and returns the new length.Jan 5, 2021Jan 5, 2021
刷題日記（12）Binary Tree Level Order TraversalGiven a binary tree, return the level order traversal of its nodes’ values. (ie, from left to right, level by level).Jan 5, 2021Jan 5, 2021
刷題日記（10） Kth Largest Element in an ArrayFind the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct…Jan 3, 2021Jan 3, 2021
刷題日記（9）136. Single NumberGiven a non-empty array of integers nums, every element appears twice except for one. Find that single one.Jan 2, 2021Jan 2, 2021
刷題日記（8）Find Peak ElementA peak element is an element that is strictly greater than its neighbors.Jan 2, 2021Jan 2, 2021
刷題日記（7）Intersection of Two Linked ListsWrite a program to find the node at which the intersection of two singly linked lists begins.Dec 29, 2020Dec 29, 2020
刷題日記（6）Majority ElementGiven an array of size n, find the majority element. The majority element is the element that appears more than ⌊ n/2 ⌋ times.Dec 29, 2020Dec 29, 2020
刷題日記（4）Climbing StairsYou are climbing a staircase. It takes n steps to reach the top.Dec 23, 2020Dec 23, 2020
刷題日記（3）Symmetric TreeGiven a binary tree, check whether it is a mirror of itself (ie, symmetric around its center).Dec 22, 2020Dec 22, 2020
刷題日記（2）Merge Two Sorted ListsMerge two sorted linked lists and return it as a new sortedlist. The new list should be made by splicing together the nodes of the first…Dec 19, 2020Dec 19, 2020
