Algorithms to Compute the Factor Combinations for An Integer usi

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：101 次
Numbers can be regarded as product of its factors. For example, 8 = 2 x 2 x 2; = 2 x 4. Write a function that takes an integer n and return all possible combinations of its factors. Note: You may assume that n is always positive. Facto... ...

In-place Run-Length String Compressions using C++

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：122 次
Given an array of characters, compress it in-place. The length after compression must always be smaller than or equal to the original array. Every element of the array should be a character (not int) of length 1. After you are done modifyi... ...

Javascript Coding Exercise: The QuickSort Implementation in Java

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：106 次
Given an array of integers nums, sort the array in ascending order. Example 1: Input: [5,2,3,1] Output: [1,2,3,5] Example 2: Input: [5,1,1,2,0,0] Output: [0,0,1,1,2,5] Note: 1 <= A.length <= 10000 -50000 <= A[i] <= 50000 Rele... ...

Coding Exercise: Sum of Digits in the Minimum Number

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：110 次
Given an array A of positive integers, let S be the sum of the digits of the minimal element of A. Return 0 if S is odd, otherwise return 1. Example 1: Input: [34,23,1,24,75,33,54,8] Output: 0 Explanation: The minimal element is 1, and the... ...

The Brace Expansion Algorithms using Breadth First Search or Dep

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：110 次
A string S represents a list of words. Each letter in the word has 1 or more options. If there is one option, the letter is represented as is. If there is more than one option, then curly braces delimit the options. For example, “{a,... ...

A Microsoft Coding Interview Screening for Position Principal So

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：111 次
A while ago, I was applying a job (Principal Software Engineer) for Microsoft, in Cambridge the Microsoft Research Center. Principle Software Engineer level in Microsoft is a very decent, high level, which is more than L5 (Senior SWE) in Go... ...

How to Find out the Most Frequent Subtree Sum using Depth First

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：110 次
Given the root of a tree, you are asked to find the most frequent subtree sum. The subtree sum of a node is defined as the sum of all the node values formed by the subtree rooted at that node (including the node itself). So what is the mos... ...

The Lazy Singleton Design Pattern in Java

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：106 次
The Singleton design is one of the must-known design pattern if you prepare for your technical interviews (Big IT companies have design questions apart from coding questions). The Singleton Pattern allow one class to have only one instance ... ...

How to Find the Closest Sum of Three in an Array using Two Point

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：116 次
Given an array nums of n integers and an integer target, find three integers in nums such that the sum is closest to target. Return the sum of the three integers. You may assume that each input would have exactly one solution. Example: Give... ...

How to For-Loop and do Math/Arithmetic Operations in Windows/NT

  • 时间：2020-09-25 11:32:47
  • 分类：网络文摘
  • 阅读：119 次
The FizzBuzz is a good example to start learning a programming language – which contains the exercise of using a loop (either for-loop or a while-loop), Arithmetic operations (modulus), using a if-else condition, and finally printing ... ...