Leetcode With Easy Difficulty Question List Name Difficulty JavaScript 001 Two Sum Easy ✔️ Done 007 Reverse Integer Easy ✔️ Done 009 Palindrome Number Easy ✔️ Done 013 Roman To Integer Easy ✔️ Done 014 Longest Common Prefix Easy ✔️ Done 020 Valid Parentheses Easy ✔️ Done 021 Merge Two Sorted Lists Easy ✔️ Done 026 Remove Duplicates From Sorted Array Easy ✔️ Done 027 Remove Element Easy ✔️ Done 035 Search Insert Position Easy ✔️ Done 038 Count And Say Easy ✔️ Done 053 Maximum Subarray Easy ✔️ Done 058 Length Of Last Word Easy ✔️ Done 066 Plus One Easy ✔️ Done 067 Add Binary Easy ✔️ Done 069 Sqrtx Easy ✔️ Done 070 Climbing Stairs Easy ✔️ Done 083 Remove Duplicates From Sorted List Easy ✔️ Done 088 Merge Sorted Array Easy ✔️ Done 100 Same Tree Easy ✔️ Done 101 Symmetric Tree Easy ✔️ Done 104 Maximum Depth Of Binary Tree Easy ✔️ Done 107 Binary Tree Level Order Traversal II Easy ✔️ Done 108 Convert Sorted Array To Binary Search Tree Easy ✔️ Done 111 Minimum Depth Of Binary Tree Easy ✔️ Done 112 Path Sum Easy ✔️ Done 118 Pascals Triangle Easy ✔️ Done 119 Pascals Triangle II Easy ✔️ Done 125 Valid Palindrome Easy ✔️ Done 136 Single Number Easy ✔️ Done 141 Linked List Cycle Easy ✔️ Done 155 Min Stack Easy ✔️ Done 167 Two Sum II Input Array Is Sorted Easy ✔️ Done 168 Excel Sheet Column Title Easy ✔️ Done 169 Majority Element Easy ✔️ Done 171 Excel Sheet Column Number Easy ✔️ Done 189 Rotate Array Easy ✔️ Done 190 Reverse Bits Easy ✔️ Done 191 Number Of 1 Bits Easy ✔️ Done 202 Happy Number Easy ✔️ Done 203 Remove Linked List Elements Easy ✔️ Done 204 Count Primes Easy ✔️ Done 205 Isomorphic Strings Easy ✔️ Done 206 Reverse Linked List Easy ✔️ Done 217 Contains Duplicate Easy ✔️ Done 219 Contains Duplicate II Easy ✔️ Done 225 Implement Stack Using Queues Easy ✔️ Done 226 Invert Binary Tree Easy ✔️ Done 231 Power Of Two Easy ✔️ Done 232 Implement Queue Using Stacks Easy ✔️ Done 234 Palindrome Linked List Easy ✔️ Done 235 Lowest Common Ancestor Of A Binary Search Tree Easy ✔️ Done 237 Delete Node In A Linked List Easy ✔️ Done 242 Valid Anagram Easy ✔️ Done 257 Binary Tree Paths Easy ✔️ Done 258 Add Digits Easy ✔️ Done 263 Ugly Number Easy ✔️ Done 268 Missing Number Easy ✔️ Done 278 First Bad Version Easy ✔️ Done 283 Move Zeroes Easy ✔️ Done 290 Word Pattern Easy ✔️ Done 292 Nim Game Easy ✔️ Done 303 Range Sum Query Immutable Easy ✔️ Done 326 Power Of Three Easy ✔️ Done 342 Power Of Four Easy ✔️ Done 344 Reverse String Easy ✔️ Done 345 Reverse Vowels Of A String Easy ✔️ Done 349 Intersection Of Two Arrays Easy ✔️ Done 350 Intersection Of Two Arrays II Easy ✔️ Done 367 Valid Perfect Square Easy ✔️ Done 371 Sum Of Two Integers Easy ✔️ Done 374 Guess Number Higher Or Lower Easy ✔️ Done 374 Guess Number Higher Or Lower Easy ✔️ Done 383 Ransom Note Easy ✔️ Done 387 First Unique Character In A String Easy ✔️ Done 389 Find The Difference Easy ✔️ Done 400 Nth Digit Easy ✔️ Done 401 Binary Watch Easy ✔️ Done 404 Sum Of Left Leaves Easy ✔️ Done 405 Convert A Number To Hexadecimal Easy ✔️ Done 409 Longest Palindrome Easy ✔️ Done 412 Fizz Buzz Easy ✔️ Done 414 Third Maximum Number Easy ✔️ Done 415 Add Strings Easy ✔️ Done 434 Number Of Segments In A String Easy ✔️ Done 436 Island Perimeter Easy ✔️ Done 438 Find All Anagrams In A String Easy ✔️ Done 441 Arranging Coins Easy ✔️ Done 443 String Compression Easy ✔️ Done 447 Number Of Boomerangs Easy ✔️ Done 448 Find All Numbers Disappeared In An Array Easy ✔️ Done 459 Repeated Substring Pattern Easy ✔️ Done 461 Hamming Distance Easy ✔️ Done 476 Number Complement Easy ✔️ Done 482 License Key Formatting Easy ✔️ Done 485 Max Consecutive Ones Easy ✔️ Done 492 Construct The Rectangle Easy ✔️ Done 496 Next Greater Element I Easy ✔️ Done 500 Keyboard Row Easy ✔️ Done 504 Base 7 Easy ✔️ Done 506 Relative Ranks Easy ✔️ Done 507 Perfect Number Easy ✔️ Done 520 Detect Capital Easy ✔️ Done 521 Longest Uncommon Subsequence I Easy ✔️ Done 530 Minimum Absolute Difference In Bst Easy ✔️ Done 532 K Diff Pairs In An Array Easy ✔️ Done 541 Reverse String II Easy ✔️ Done 551 Student Attendance Record I Easy ✔️ Done 557 Reverse Words In A String III Easy ✔️ Done 561 Array Partition I Easy ✔️ Done 563 Binary Tree Tilt Easy ✔️ Done 566 Reshape The Matrix Easy ✔️ Done 572 Subtree Of Another Tree Easy ✔️ Done 575 Distribute Candies Easy ✔️ Done 581 Shortest Unsorted Continuous Subarray Easy ✔️ Done 594 Longest Harmonious Subsequence Easy ✔️ Done 598 Range Addition II Easy ✔️ Done 599 Minimum Index Sum Of Two Lists Easy ✔️ Done 606 Construct String From Binary Tree Easy ✔️ Done 617 Merge Two Binary Trees Easy ✔️ Done 624 Maximum Distance In Arrays Easy ✔️ Done 628 Maximum Product Of Three Numbers Easy ✔️ Done 633 Sum Of Square Numbers Easy ✔️ Done 637 Average Of Levels In Binary Tree Easy ✔️ Done 643 Maximum Average Subarray I Easy ✔️ Done 645 Set Mismatch Easy ✔️ Done 653 Two Sum Iv Input Is A Bst Easy ✔️ Done 657 Judge Route Circle Easy ✔️ Done 665 Non Decreasing Array Easy ✔️ Done 671 Second Minimum Node In A Binary Tree Easy ✔️ Done 674 Longest Continuous Increasing Subsequence Easy ✔️ Done 680 Valid Palindrome II Easy ✔️ Done 682 Baseball Game Easy ✔️ Done 686 Repeated String Match Easy ✔️ Done 693 Binary Number With Alternating Bits Easy ✔️ Done 695 Max Area Of Island Easy ✔️ Done 696 Count Binary Substrings Easy ✔️ Done 717 1 Bit And 2 Bit Characters Easy ✔️ Done 724 Find Pivot Index Easy ✔️ Done 728 Self Dividing Numbers Easy ✔️ Done 744 Find Smallest Letter Greater Than Target Easy ✔️ Done 747 Largest Number At Least Twice Of Others Easy ✔️ Done 760 Find Anagram Mappings Easy ✔️ Done 762 Prime Number Of Set Bits In Binary Representation Easy ✔️ Done 766 Toeplitz Matrix Easy ✔️ Done 771 Jewels And Stones Easy ✔️ Done 796 Rotate String Easy ✔️ Done 804 Unique Morse Code Words Easy ✔️ Done 806 Number Of Lines To Write String Easy ✔️ Done 812 Largest Triangle Area Easy ✔️ Done 814 Binary Tree Pruning Easy ✔️ Done 819 Most Common Word Easy ✔️ Done 821 Shortest Distance To A Character Easy ✔️ Done 830 Positions Of Large Groups Easy ✔️ Done 832 Https: Easy ✔️ Done