110-平衡二叉树(Balanced Binary Tree) 原文链接: https://leetcode-cn.com/problems/balanced-binary-tree 英文原文Given a binary tree, determine if it is height-balance 2021-12-03 二叉树树深度优先搜索 简单
111-二叉树的最小深度(Minimum Depth of Binary Tree) 原文链接: https://leetcode-cn.com/problems/minimum-depth-of-binary-tree 英文原文Given a binary tree, find its minimum depth. 2021-12-03 二叉树广度优先搜索树深度优先搜索 简单
112-路径总和(Path Sum) 原文链接: https://leetcode-cn.com/problems/path-sum 英文原文Given the root of a binary tree and an integer targetSum, return t 2021-12-03 二叉树树深度优先搜索 简单
113-路径总和 II(Path Sum II) 原文链接: https://leetcode-cn.com/problems/path-sum-ii 英文原文Given the root of a binary tree and an integer targetSum, retur 2021-12-03 二叉树回溯树深度优先搜索 中等
115-不同的子序列(Distinct Subsequences) 原文链接: https://leetcode-cn.com/problems/distinct-subsequences 英文原文Given two strings s and t, return the number of disti 2021-12-03 动态规划字符串 困难
116-填充每个节点的下一个右侧节点指针(Populating Next Right Pointers in Each Node) 原文链接: https://leetcode-cn.com/problems/populating-next-right-pointers-in-each-node 英文原文You are given a perfect binary 2021-12-03 二叉树广度优先搜索树深度优先搜索 中等
117-填充每个节点的下一个右侧节点指针 II(Populating Next Right Pointers in Each Node II) 原文链接: https://leetcode-cn.com/problems/populating-next-right-pointers-in-each-node-ii 英文原文Given a binary tree struct 2021-12-03 二叉树广度优先搜索树深度优先搜索 中等
118-杨辉三角(Pascal's Triangle) 原文链接: https://leetcode-cn.com/problems/pascals-triangle 英文原文Given an integer numRows, return the first numRows of Pasc 2021-12-03 动态规划数组 简单
119-杨辉三角 II(Pascal's Triangle II) 原文链接: https://leetcode-cn.com/problems/pascals-triangle-ii 英文原文Given an integer rowIndex, return the rowIndexth (0-ind 2021-12-03 动态规划数组 简单
120-三角形最小路径和(Triangle) 原文链接: https://leetcode-cn.com/problems/triangle 英文原文Given a triangle array, return the minimum path sum from top to bo 2021-12-03 动态规划数组 中等