How to Remove the Duplicates from Sorted List (Leaving Only Dist

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：143 次
Given a sorted linked list, delete all nodes that have duplicate numbers, leaving only distinct numbers from the original list. Example 1: Input: 1-2-3-3-4-4-5 Output: 1-2-5 Example 2: Input: 1-1-1-2-3 Output: 2-3 Using a Hashmap to Count... ...

Algorithm to Generate the Spiral Matrix in Clock-wise Order

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：155 次
Given a positive integer n, generate a square matrix filled with elements from 1 to n2 in spiral order. Example: Input: 3 Output: 1 2 3 4 5 [  [ 1, 2, 3 ],  [ 8, 9, 4 ],  [ 7, 6, 5 ] ] [ [... ...

How to Convert Integer to the Sum of Two No-Zero Integers?

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：145 次
Given an integer n. No-Zero integer is a positive integer which doesn’t contain any 0 in its decimal representation. Return a list of two integers [A, B] where: A and B are No-Zero integers. A + B = n It’s guarateed that there ... ...

Recursive Depth First Search Algorithm to Compute the Sum of Nod

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：149 次
Given a binary tree, return the sum of values of nodes with even-valued grandparent. (A grandparent of a node is the parent of its parent, if it exists.) If there are no nodes with an even-valued grandparent, return 0. binary-tree-grandpar... ...

Algorithms to Check if Array Contains Duplicate Elements

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：137 次
Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the array, and it should return false if every element is distinct. Example 1: Input: [1,2,3,1] ... ...

Algorithm to Compute the Fraction to Recurring Decimal of the Tw

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：125 次
Given two integers representing the numerator and denominator of a fraction, return the fraction in string format. If the fractional part is repeating, enclose the repeating part in parentheses. Example 1: Input: numerator = 1, denominator... ...

Algorithms to Determine a Palindrome Number

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：144 次
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. Fr... ...

Recursive Depth First Search Algorithm to Delete Leaves With a G

  • 时间：2020-09-12 10:06:27
  • 分类：网络文摘
  • 阅读：124 次
Given a binary tree root and an integer target, delete all the leaf nodes with value target. Note that once you delete a leaf node with value target, if it’s parent node becomes a leaf node and has the value target, it should also be... ...

A Productivity & Health Guide for Home-Based Entrepreneurs

  • 时间：2020-09-12 10:03:49
  • 分类：网络文摘
  • 阅读：164 次
Many people dream of being able to quit the daily grind of 9-5 employment and set themselves up as a home-based entrepreneur. However, working from home presents numerous challenges that lots of people overlook when they decide to take ... ...

Creating a Social Media Contest Strategy to Boost Engagement

  • 时间：2020-09-12 10:03:49
  • 分类：网络文摘
  • 阅读：159 次
Statistics say that 98% of people have at least one social media account. To get noticed by them and increase sales, you need to be on social, too.  However, social media marketing is not all about creating a few social media profi... ...