Title Difficulty Companies Videos
3Sum0 - Find three elements in an array that sum to a zero Medium adobe akuna-capital alibaba amazon apple baidu bloomberg bytedance cisco citadel citrix coursera doordash ebay expedia facebook goldman-sachs google groupon ibm mathworks microsoft oracle paypal postmates qualtrics quora salesforce samsung servicenow snapchat splunk square tencent uber visa vmware works-applications yahoo yandex zoho
Two Sum Easy adobe aetion affirm airbnb alibaba amazon apple audible baidu blackrock bloomberg bookingcom box bytedance cisco citadel cloudera deutsche-bank didi drawbridge dropbox ebay emc expedia facebook factset ge-digital godaddy goldman-sachs google groupon huawei ibm indeed intel intuit jpmorgan linkedin lyft mathworks microsoft morgan-stanley netease nvidia oracle paypal qualcomm quora radius roblox salesforce samsung sap servicenow snapchat splunk spotify tableau tencent twilio twitter uber valve visa vmware wish works-applications yahoo yandex yelp zillow zoho
Meeting Rooms 2 - Minimum Meeting Rooms Required Medium amazon apple atlassian bloomberg bookingcom cisco citadel citrix drawbridge ebay expedia facebook godaddy goldman-sachs google lyft microsoft nutanix oracle paypal postmates quora snapchat uber visa yelp
Meeting Rooms 1 - Can person attend all meetings Easy amazon bloomberg facebook google microsoft
Maximum Product Subarray Medium adobe akuna-capital alibaba amazon bloomberg bytedance facebook google linkedin microsoft oracle uber
Middle of the linked list Problem Easy adobe amazon apple cisco goldman-sachs microsoft oracle paypal samsung
Next Permutation Medium adobe amazon apple atlassian bloomberg bytedance ebay facebook google houzz jpmorgan microsoft quora rubrik samsung sumologic uber
Find anagrams of a string in another string Medium amazon bloomberg facebook goldman-sachs google microsoft oracle robinhood uber
Encode and Decode Strings Medium bloomberg google microsoft square twitter
Wiggle Sort 1 Medium airbnb amazon facebook google microsoft
Serialize and Deserialize Binary Search Tree BST Medium amazon bytedance ebay facebook google linkedin microsoft oracle qualtrics uber yandex zillow
Product of Array Except Self Medium adobe amazon apple asana blackrock bloomberg bytedance ebay evernote facebook goldman-sachs google grab groupon intel linkedin lyft microsoft nutanix oracle paypal qualtrics salesforce sap servicenow snapchat splunk tableau uber visa vmware yahoo
Implement Queue using Stacks Easy amazon apple bloomberg citadel google mathworks microsoft oracle salesforce uber yahoo yandex
Implement Stack using Queues Easy amazon bloomberg citadel google mathworks microsoft twilio yahoo
Combination Sum 3 - Find k numbers summing up to n Medium amazon bloomberg google microsoft
Implement Trie Medium amazon apple bloomberg ebay facebook google microsoft nutanix oracle pinterest qualtrics quip square twitter uber
Minimum Size Subarray Sum Medium amazon apple bloomberg bytedance facebook goldman-sachs google microsoft oracle sap
Rotate an Array to Right Medium amazon bloomberg cisco ebay facebook goldman-sachs microsoft paypal snapchat uber
Number of Islands Medium adobe affirm alibaba amazon appdynamics apple arista-networks atlassian audible blackrock bloomberg bytedance cisco citadel citrix cohesity cruise-automation doordash ebay electronic-arts evernote expedia facebook godaddy goldman-sachs google houzz hulu jpmorgan linkedin liveramp lyft mathworks microsoft nutanix nvidia oracle palantir-technologies paypal qualtrics roblox salesforce servicenow snapchat splunk spotify square sumologic tableau twitch twitter uber visa vmware wish yahoo zenefits zulily
Excel Sheet Column Title Problem Easy adobe apple facebook factset google microsoft yahoo zenefits
Read N Characters Given Read4 2 - Call Multiple Times Hard amazon bloomberg facebook google lyft microsoft pinterest uber
Insertion Sort on List Medium bloomberg google microsoft
Reorder List such that i-th element points to n-i th element Medium adobe amazon apple bytedance cisco ebay facebook google linkedin microsoft splunk tencent
Word Break 1 - Check if word is breakable Medium adobe amazon apple audible bloomberg bytedance coupang ebay facebook godaddy google hbo hulu microsoft oracle pinterest pocket-gems qualtrics salesforce snapchat square tripadvisor twilio twitter uber vmware yahoo yelp zillow
Best Time To Buy And Sell Stock 3 - at most twice Hard amazon apple atlassian bloomberg citadel facebook flipkart google microsoft rubrik two-sigma
Best Time To Buy And Sell Stock 2 - Any number of times Medium adobe amazon apple bloomberg citadel facebook goldman-sachs google microsoft oracle uber yahoo
Path Sum 2 - find all root to leaf paths Medium adobe amazon apple baidu bloomberg bytedance facebook google linkedin microsoft oracle quora vmware zillow
Binary Tree Traversal - Level Order Bottom up Medium adobe amazon apple microsoft oracle
Decode Ways Medium adobe amazon apple baidu barclays bloomberg cisco databricks expedia facebook goldman-sachs google huawei lyft microsoft oracle pinterest snapchat square twitter uber
Subsets 2 Problem Medium amazon bloomberg facebook microsoft
Recover Binary Search Tree Medium amazon bloomberg facebook goldman-sachs google microsoft uber
Edit Distance Problem Medium adobe amazon apple baidu bloomberg bytedance facebook goldman-sachs google intuit linkedin microsoft paypal qualcomm square uber vmware yahoo
Simplify Path Problem Medium adobe amazon bloomberg bytedance docusign facebook microsoft oracle salesforce yandex quora
Text Justification Hard airbnb amazon apple box coursera facebook google indeed intuit linkedin lyft microsoft palantir paypal pinterest robinhood snapchat twilio twitter uber
Unique Paths in Grid 2 - Count all paths moving right or down with obstacles Medium amazon apple bloomberg cruise-automation epic-systems facebook godaddy goldman-sachs google mathworks microsoft qualcomm snapchat vmware yahoo
Rotate Linked List to Right Medium adobe airbnb amazon bloomberg facebook linkedin microsoft
Spiral Matrix 2 - Generate Medium adobe amazon apple facebook google jpmorgan microsoft oracle robinhood uber yandex
Merge Overlapping Intervals Medium adobe alibaba amazon apple atlassian bloomberg bytedance cisco cohesity coupang cruise-automation dataminr doordash ebay facebook godaddy goldman-sachs google intuit linkedin microsoft netflix oracle palantir-technologies paypal pinterest postmates salesforce sap servicenow snapchat sumologic tencent twitch twitter two-sigma uber visa vmware wayfair wish yahoo yandex yelp zulily
Group Anagrams Medium adobe affirm amazon apple bloomberg bookingcom cisco docusign ebay electronic-arts facebook goldman-sachs google hulu intuit mathworks microsoft nutanix oracle qualtrics salesforce servicenow snapchat tesla twilio uber visa vmware wish yahoo yandex yelp zulily
Trapping Rain Water Hard adobe affirm airbnb amazon apple audible bloomberg bytedance citadel databricks dataminr ebay electronic-arts facebook flipkart goldman-sachs google grab huawei lyft microsoft nvidia oracle palantir-technologies qualtrics salesforce servicenow snapchat tableau twitter uber visa wish yahoo yandex zenefits
Combination Sum 2 - Cant Reuse same element Medium adobe amazon apple bloomberg ebay facebook google linkedin microsoft nutanix snapchat uber
First Missing Positive Hard adobe amazon apple bloomberg bytedance databricks ebay facebook google grab inmobi microsoft model-N morgan-stanley oracle pocket-gems salesforce sap stripe tesla twitch uber vmware wayfair wish
Combination Sum 1 Medium airbnb akuna-capital amazon apple bloomberg ebay facebook goldman-sachs google jpmorgan linkedin microsoft quora snapchat square uber vmware yelp
Find first and last positions of target element in sorted array Medium airbnb amazon apple bloomberg bytedance facebook google linkedin microsoft netflix oracle qualtrics quip uber visa yahoo yandex
Search in Rotated Sorted Array Medium adobe alibaba amazon apple baidu bloomberg bytedance cisco ebay expedia facebook goldman-sachs google ixl jpmorgan linkedin microsoft netease nutanix nvidia oracle paypal salesforce samsung snapchat tencent tesla tripadvisor twitch uber visa vmware yahoo yandex zillow zulily
Add Binary Strings Easy adobe amazon apple facebook google microsoft oracle
3Sum - Closest Medium adobe amazon apple bloomberg facebook goldman-sachs google microsoft sap uber vmware yandex
Valid Tic-Tac-Toe State Problem Medium amazon facebook google microsoft oracle
Majority Element - Boyer–Moore majority vote algorithm Easy adobe amazon apple google microsoft oracle snapchat tencent twitter yahoo zenefits
Summary Ranges Easy amazon bloomberg capital-one facebook google indeed microsoft uber yandex