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Leetcode Week5 Maximum Sum Circular Subarray
Question Given a circular array C of integers represented by A, find the maximum possible sum of a non-empty subarray of C. Here, a circular array mea ...
分类:其他好文   时间:2019-01-02 10:47:18    阅读次数:282
[Python Cookbook] Numpy: Iterating Over Arrays
1. Using for-loop Iterate along row axis: Output: [1 2 3] [4 5 6] 2. Using ndenumerate object Output: (0, 0) 1 (0, 1) 2 (0, 2) 3 (1, 0) 4 (1, 1) 5 (1, ...
分类:编程语言   时间:2019-01-02 10:46:01    阅读次数:188
321. Create Maximum Number (c++ ——> lexicographical_compare)
Given two arrays of length m and n with digits 0-9 representing two numbers. Create the maximum number of length k <= m + n from digits of the two. Th ...
分类:编程语言   时间:2018-12-31 21:59:17    阅读次数:123
Modern C++ Course [Lecture 6] {Static, Numbers in memory, Raw C arrays, Non-owning pointers, Classes in memory}
every object of the same class can equally gets access to the static variable float has limited precision, eg, float x = 1.0; but x = 0.99999987 thing ...
分类:编程语言   时间:2018-12-31 14:40:51    阅读次数:178
java 竖线分割字符串的问题
java 竖线分割字符串的问题 例1: String[] paraStr = "6010;320100;A".split(";"); System.out.println(Arrays.toString(paraStr));输出:[6010 ...
分类:编程语言   时间:2018-12-29 13:50:10    阅读次数:184
Leetcode-916. Word Subsets-(Medium)
一、问题描述 We are given two arrays A and B of words. Each word is a string of lowercase letters. Now, say that word b is a subset of word a if every lette ...
分类:其他好文   时间:2018-12-28 15:28:05    阅读次数:230
java中逗号分隔的字符串和List相互转换
1、将逗号分隔的字符串转换为List 1、将逗号分隔的字符串转换为List 1、将逗号分隔的字符串转换为List 1、将逗号分隔的字符串转换为List String str = "a,b,c"; List<String> result = Arrays.asList(str.split(",")); ...
分类:编程语言   时间:2018-12-28 10:43:22    阅读次数:11881
Effective Scala
[TOC] 本文积累一些高效的scala写法。 Ordering toSeq is not good idea because driver needs to put this in memory 但是通过函数传递ordering的方式比较慢,直接Ordering.by创建内置的Ordering,或 ...
分类:其他好文   时间:2018-12-26 00:28:50    阅读次数:140
ArrayList封装
package com.cn.test.jihe; import java.util.Arrays; /** * * insert * delete * update * get * */ public class ArrayList { /** * Default initial capacity... ...
分类:其他好文   时间:2018-12-25 22:20:58    阅读次数:189
java学习-排序及加密签名时数据排序方式
排序有两种, 基本数据类型的包装类Integer, Float, Double,Long,Byte等都实现的Comparable接口,用于列表List或数组arrays的排序 Comparable<Integer>接口方法的实现,对象列表的升序降序接口 我们通过重写改接口方法,可以对列表进行升序或降 ...
分类:编程语言   时间:2018-12-25 20:32:06    阅读次数:213
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