228. 汇总区间 给定一个无重复元素的有序整数数组,返回数组区间范围的汇总. 示例 1: 输入: [0,1,2,4,5,7] 输出: ["0->2","4->5","7"] 解释: 0,1,2 可组成一个连续的区间; 4,5 可组成一个连续的区间. 示例 2: 输入: [0,2,3,4,6,8,9] 输出: ["0","2->4","6","8->9&…

题目链接: https://leetcode-cn.com/problems/summary-ranges 难度:中等 通过率:48.9% 题目描述: 给定一个无重复元素的有序整数数组,返回数组区间范围的汇总. 示例: 示例 1: 输入: [0,1,2,4,5,7] 输出: ["0->2","4->5","7"] 解释: 0,1,2 可组成一个连续的区间; 4,5 可组成一个连续的区间. 示例 2: 输入: [0,2,3,4,6,8,…

LeetCode:汇总区间[228] 题目描述 给定一个无重复元素的有序整数数组,返回数组区间范围的汇总. 示例 1: 输入: [0,1,2,4,5,7] 输出: ["0->2","4->5","7"] 解释: 0,1,2 可组成一个连续的区间; 4,5 可组成一个连续的区间. 示例 2: 输入: [0,2,3,4,6,8,9] 输出: ["0","2->4","6",…

#整体思路:使用堆栈,在Python中可以使用列表代替:如果a[i]-a[i-1]==1,就要将a[i]合并到之前的区间里,#所以我们队首位元素开辟一个区间为[a[0],a[0]]#做最后汇总时候,如果区间内前后元素相等,就直接str(),如果不相等就用->分割:class Solution: def summaryRanges(self, nums): """ :type nums: List[int] :rtype: List[str] ""&q…

LeetCode题解汇总(持续更新,并将逐步迁移到本博客列表中) LeetCode题解分类汇总(包括剑指Offer和程序员面试金典) 剑指Offer 序号 题目 难度 03 数组中重复的数字 简单 04 二维数组中的查找 简单 05 替换空格 简单 06 从尾到头打印链表 简单 07 重建二叉树 中等 09 用两个栈实现队列 简单 10- I 斐波那契数列 简单 10- II 青蛙跳台阶问题 简单 11 旋转数组的最小数字 简单 12 矩阵中的路径 中等 13 机器人的运动范围 中等 18 删除…

给定一个无重复元素的有序整数数组,返回数组中区间范围的汇总. 示例 1: 输入: [0,1,2,4,5,7]输出: ["0->2","4->5","7"]示例 2: 输入: [0,2,3,4,6,8,9]输出: ["0","2->4","6","8->9"] 详见:https://leetcode.com/problems/summary-ra…

Given a sorted integer array without duplicates, return the summary of its ranges. Example 1: Input: [0,1,2,4,5,7] Output: ["0->2","4->5","7"] Explanation: 0,1,2 form a continuous range; 4,5 form a continuous range. Exa…

Given a sorted integer array without duplicates, return the summary of its ranges. Example 1: Input: [0,1,2,4,5,7] Output: ["0->2","4->5","7"] Example 2: Input: [0,2,3,4,6,8,9] Output: ["0","2->4"…

Given a sorted integer array without duplicates, return the summary of its ranges. Example 1: Input: [0,1,2,4,5,7] Output: ["0->2","4->5","7"] Explanation: 0,1,2 form a continuous range; 4,5 form a continuous range. Exa…

Given a sorted integer array without duplicates, return the summary of its ranges. Example 1: Input: [0,1,2,4,5,7] Output: ["0->2","4->5","7"] Explanation: 0,1,2 form a continuous range; 4,5 form a continuous range. Exa…