【LeetCode with Python】 Rotate Image

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【LeetCode with Python】 Rotate Image

博客域名:http://www.xnerv.wang 原标题页:https://oj.leetcode.com/problems/rotate-image/ 题目类型:下标计算难度评价:★★★ 本文地址:http://blog.csdn.net/nerv3x3/article/details/37968757 You are given an n x n 2D matrix representing an image. Rotate the image by 90 degrees (clock…

【LeetCode with Python】 Sort List

博客域名:http://www.xnerv.wang 原题页面:https://oj.leetcode.com/problems/sort-list/ 题目类型: 难度评价:★ 本文地址:http://blog.csdn.net/nerv3x3/article/details/38143633 Sort a linked list in O(n log n) time using constant space complexity. class Solution: def findMiddle(…

【leetcode 字符串处理】Compare Version Numbers

[leetcode 字符串处理]Compare Version Numbers @author:wepon @blog:http://blog.csdn.net/u012162613 1.题目 Compare two version numbers version1 and version1. If version1 > version2 return 1, if version1 < version2 return -1, otherwise return 0. You may assume…

【LeetCode算法-27】Remove Element

LeetCode第27题 Given an array nums and a value val, remove all instances of that value in-place and return the new length. Do not allocate extra space for another array, you must do this by modifying the input array in-place with O(1) extra memory. The…

【head first python】2.共享你的代码函数模块

#coding:utf-8 #注释代码! #添加两个注释,一个描述模块,一个描述函数 '''这是nester.py模块,提供了一个名为print_lol()的函数, 这个函数的作用是打印列表,其中可能包含 (也可能不包含)嵌套列表.''' def print_lol(the_list): '''这个函数取一个位置参数,名为the_list,这可以是任何python列表 (也可以是包含嵌套列表的列表),所指定列表的每个数据项回(递归地)输出到屏幕上,每个数据项各占一行.''' for item…

【LeetCode算法-9】Palindrome Number

LeetCode第9题 Determine whether an integer is a palindrome. An integer is a palindrome when it reads the same backward as forward. Example 1: Input: 121 Output: true Example 2: Input: -121 Output: false Explanation: From left to right, it reads -121. F…

【leetcode 桶排序】Maximum Gap

1.题目 Given an unsorted array, find the maximum difference between the successive elements in its sorted form. Try to solve it in linear time/space. Return 0 if the array contains less than 2 elements. You may assume all elements in the array are non-…