Problems/Coding/Algorithms/Easy

Easy Algorithms

Coding problems ยท 100 total

Two Sum

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Palindrome Number

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Roman to Integer

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Longest Common Prefix

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Valid Parentheses

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Merge Two Sorted Lists

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Remove Duplicates from Sorted Array

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Remove Element

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Find the Index of the First Occurrence in a String

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Search Insert Position

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Length of Last Word

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Plus One

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Sqrt(x)

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Climbing Stairs

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Remove Duplicates from Sorted List

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Merge Sorted Array

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Binary Tree Inorder Traversal

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Same Tree

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Symmetric Tree

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Maximum Depth of Binary Tree

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Binary Tree Level Order Traversal II

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Convert Sorted Array to Binary Search Tree

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Balanced Binary Tree

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Minimum Depth of Binary Tree

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Path Sum

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Pascal's Triangle

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Pascal's Triangle II

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Best Time to Buy and Sell Stock

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Best Time to Buy and Sell Stock II

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Valid Palindrome

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Single Number

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Linked List Cycle

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Min Stack

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Intersection of Two Linked Lists

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Two Sum II - Input Array Is Sorted

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Excel Sheet Column Title

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Majority Element

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Excel Sheet Column Number

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Factorial Trailing Zeroes

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Combine Two Tables

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Second Highest Salary

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Nth Highest Salary

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Rank Scores

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Consecutive Numbers

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Employees Earning More Than Their Managers

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Duplicate Emails

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Customers Who Never Order

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Delete Duplicate Emails

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Rising Temperature

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Game Play Analysis I

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Employee Bonus

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Find Customer Referee

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Customer Placing the Largest Number of Orders

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Classes More Than 5 Students

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Big Countries

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Not Boring Movies

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Swap Salary

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Sales Person

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Triangle Judgement

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Biggest Single Number

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Actors and Directors Who Cooperated At Least Three Times

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Product Sales Analysis I

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Product Sales Analysis II

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Product Sales Analysis III

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User Activity for the Past 30 Days I

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Article Views I

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Immediate Food Delivery I

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Reformat Department Table

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Average Selling Price

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Project Employees I

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Students and Examinations

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Calculate Special Bonus

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Patients With a Condition

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Fix Names in a Table

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Group Sold Products By The Date

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Number of Unique Subjects Taught by Each Teacher

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Find Users With Valid E-Mails

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Replace Employee ID With The Unique Identifier

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Employees With Missing Information

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Rearrange Products Table

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Tree Node

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Recyclable and Low Fat Products

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Customer Who Visited but Did Not Make Any Transactions

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Bank Account Summary II

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Find Total Time Spent by Each Employee

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The Latest Login in 2020

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Find Followers Count

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Biggest Window Between Visits

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Number of Transactions per Visit

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Game Play Analysis IV

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Shortest Distance in a Line

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Actors and Directors Who Cooperated At Least Three Times

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Sales Analysis III

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Invalid Tweets

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Daily Leads and Partners

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Unique Orders and Customers Per Month

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Orders With Maximum Quantity Above Average

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Leetflex Banned Accounts

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Ads Performance

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The Number of Employees Which Report to Each Employee

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