Title Difficulty Companies Videos
All Nodes Distance K in Binary Tree Medium amazon apple bloomberg bytedance didi facebook google hulu microsoft oracle uber yahoo
Minimum Depth of Binary Tree Easy amazon apple facebook microsoft
Single Number 2 - All elements except one occur thrice Medium adobe amazon facebook google
Kth Largest Element in an Array Medium adobe airbnb alibaba amazon apple atlassian baidu bloomberg bytedance ebay expedia facebook goldman-sachs google grab jpmorgan linkedin microsoft oracle pocket-gems salesforce snapchat spotify tencent uber vmware yahoo
Restore IP Addresses Medium adobe amazon apple facebook microsoft snapchat vmware yahoo
Divide Two Integers Problem Medium adobe amazon apple bloomberg context-logic facebook google microsoft oracle riot-games
Minimum Absolute Difference in BST Problem Easy amazon apple google
Sort a Linked List Medium adobe amazon bytedance facebook google microsoft
Dutch National Flag DNF Medium amazon apple bloomberg ebay facebook google linkedin microsoft oracle paypal pocket-gems pure-storage uber vmware yahoo
Longest Increasing Subsequence LIS Medium adobe amazon apple atlassian ebay facebook google microsoft oracle salesforce uber vmware
Sliding Window Maximum Hard adobe alibaba amazon apple bloomberg bytedance citadel coursera databricks facebook google lyft microsoft nutanix oracle pinterest roblox twitter uber vmware wish yelp zenefits
Unique BSTs 1 - Count Medium adobe amazon apple bloomberg expedia facebook google microsoft snapchat wish
Perfect number Problem Easy amazon fallible
Container With Most Water Medium adobe amazon apple bloomberg bytedance facebook goldman-sachs google lyft microsoft oracle uber vmware yahoo
Count Complete Tree Nodes Easy amazon bloomberg bytedance facebook google microsoft yahoo
Counting Bits Easy amazon apple bloomberg facebook mathworks microsoft uber
Jump Game 1 - Check if it reaches last index Medium adobe amazon apple bloomberg bytedance facebook google microsoft nutanix oracle postmates uber vmware
Longest Common Subsequence LCS 1 - Get Length Medium amazon bytedance facebook google indeed microsoft tencent
Lowest Common Ancestor of a Binary Tree Medium adobe airbnb amazon apple atlassian bloomberg bytedance ebay facebook google intuit linkedin microsoft oracle paypal pinterest salesforce splunk uber visa yahoo zillow
Pascal’s Triangle 1 - Generate first n rows Easy adobe amazon apple bloomberg facebook goldman-sachs google microsoft twitter uber
Skyline Problem Hard adobe amazon apple databricks facebook goldman-sachs google houzz microsoft salesforce tableau twitter uber yelp
Word Ladder 1 - Get Ladder Length Hard affirm amazon apple audible bloomberg cohesity expedia facebook google linkedin lyft microsoft oracle pinterest qualtrics salesforce samsung servicenow snapchat spotify square tesla uber vmware yelp zillow
Binary Tree Inorder Traversal Easy alibaba amazon apple bloomberg bytedance facebook google microsoft oracle sap uber
Binary Tree Postorder Traversal Easy adobe amazon facebook google uber
Count Univalue Subtrees Problem Medium amazon bloomberg box ebay facebook google
Generate Parentheses Problem Medium adobe alibaba amazon apple atlassian bloomberg bytedance cisco facebook google lyft microsoft nutanix nvidia salesforce samsung sap snapchat spotify uber yahoo yandex yelp zenefits
Inorder Successor in Binary Search Tree Medium amazon bloomberg citadel facebook google microsoft palantir-technologies pocket-gems quip zillow
Unique Paths in Grid 1 - Count all paths moving right or down Medium adobe alibaba amazon apple bloomberg facebook goldman-sachs google mathworks microsoft oracle snapchat uber vmware
Valid Parentheses Easy adobe airbnb akuna-capital amazon apple atlassian audible barclays blizzard bloomberg cisco citadel doordash ebay epic-systems expedia facebook godaddy goldman-sachs google ibm intel intuit jpmorgan linkedin liveramp lyft mathworks microsoft morgan-stanley oracle paypal postmates riot-games salesforce samsung sap servicenow splunk spotify tencent tesla triplebyte twilio twitter uber visa vmware yahoo yandex zenefits zillow
Last Stone Weight Problem Easy amazon google
Maximum Width of Binary Tree Medium amazon bloomberg ebay facebook google microsoft uber
Cousins in Binary Tree Problem Easy adobe amazon bloomberg facebook goldman-sachs microsoft
Implement stack using priority queue Easy adobe microsoft amazon
Climbing Stairs 1 - Take atmost 2 Steps Easy adobe alibaba amazon apple baidu bloomberg citadel facebook goldman-sachs google huawei linkedin microsoft nvidia oracle tripadvisor uber zulily
Clone Undirected Graph Medium amazon apple facebook google linkedin mathworks microsoft pocket-gems splunk twitter uber vmware
Convert Sorted Array to height-balanced Binary Search Tree Easy airbnb amazon apple bloomberg cisco facebook google microsoft oracle yahoo
Copy List with Random Pointer Medium adobe amazon apple bloomberg capital-one ebay expedia facebook google microsoft nutanix oracle qualtrics snapchat uber visa yahoo
Intersection of Two Linked Lists Easy airbnb alibaba amazon apache-design bloomberg bytedance cisco ebay expedia facebook goldman-sachs google linkedin microsoft morgan-stanley netapp oracle qualcomm redfin sap tencent yahoo
Lowest Common Ancestor of a Binary Search Tree Medium adobe amazon bloomberg cisco facebook google linkedin microsoft oracle twitter uber
Maximal Square Medium adobe airbnb amazon appdynamics apple bloomberg citadel facebook google huawei microsoft oracle two-sigma uber vmware
Minimum Window Substring Hard adobe airbnb amazon apple bloomberg bytedance cohesity deutsche-bank directi ebay facebook godaddy goldman-sachs google linkedin lyft microsoft nutanix oracle salesforce snapchat tencent twitter uber visa vmware yahoo
N-Queens Hard adobe amazon apple bytedance ebay facebook google microsoft oracle rubrik tableau uber
Binary Tree Right Side View Medium adobe amazon apple atlassian bloomberg bytedance citadel ebay facebook google mathworks microsoft nvidia oracle paypal sap uber vmware
Diameter Of a Binary Tree Easy adobe amazon apple atlassian baidu bloomberg bytedance facebook google intel microsoft oracle qualtrics tencent
K Reverse a linked list Hard adobe amazon apple bytedance cisco cohesity ebay facebook google mathworks microsoft paypal vmware
Linked List Cycle 1 - Detect Cycle Easy adobe amazon apple bloomberg cisco ebay facebook goldman-sachs google linkedin microsoft oracle vmware yahoo
Maximum Depth of Binary Tree Easy adobe amazon apple bloomberg bytedance facebook goldman-sachs google linkedin microsoft paypal sap uber yahoo
Populate next pointer to right node in Perfect Binary Tree Medium amazon apple bloomberg didi facebook google microsoft nutanix oracle sap vmware
Same Tree Easy amazon apple bloomberg facebook google linkedin microsoft
Sum of Left Leaves Easy adobe amazon bloomberg expedia facebook google mathworks