Title Difficulty Companies Videos
Merge Two Sorted Linked Lists Easy adobe airbnb alibaba amazon apple arista-networks atlassian bloomberg bytedance capital-one cisco ebay facebook google huawei indeed intel linkedin lyft microsoft oracle paypal samsung tencent uber visa vmware yahoo yandex
Reverse Words in a String Medium amazon apple bloomberg cisco citadel facebook google huawei microsoft nvidia oracle qualcomm salesforce snapchat vmware yelp zillow
Longest Palindromic Substring Medium adobe airbnb alibaba amazon appdynamics apple bloomberg cisco ebay facebook godaddy google huawei jpmorgan mathworks microsoft nutanix oracle paypal pure-storage roblox samsung sap servicenow tencent uber vmware wayfair yahoo yandex
Subsets 1 Medium adobe amazon apple atlassian bloomberg bytedance coupang ebay facebook goldman-sachs google lyft microsoft uber yahoo
Convert String to Integer atoi Problem Medium adobe amazon apple bloomberg cisco citadel ebay facebook goldman-sachs google linkedin microsoft nvidia oracle redfin sap tencent uber vmware zillow
Majority Element 2 - With n by 3 definition Medium adobe amazon apple bloomberg facebook google microsoft uber zenefits
Contains Duplicate 1 - Check if array has duplicates Easy adobe airbnb amazon apple bloomberg facebook microsoft oracle palantir-technologies yahoo
Kth Smallest Element in a BST Medium affirm amazon apple bloomberg facebook google hulu microsoft oracle triplebyte uber vmware
Median of Two Sorted Arrays Hard adobe airbnb alibaba amazon apple bloomberg bytedance didi dropbox ebay facebook garena godaddy goldman-sachs google houzz huawei jpmorgan microsoft oracle rubrik tencent two-sigma uber visa vmware yahoo yandex zenefits zillow zulily
Longest Common Prefix in array of string Easy adobe alibaba amazon apple bloomberg cisco ebay facebook google ibm ixl microsoft oracle pinterest quora snapchat splunk twilio visa yelp
Find Minimum in Rotated Sorted Array Medium amazon apple bloomberg ebay facebook goldman-sachs google microsoft oracle salesforce uber vmware wish
Set Matrix Zeros Medium adobe amazon apple audible docusign expedia facebook microsoft oracle paypal salesforce tripadvisor
Linked List Cycle 2 - Find Start of a Cycle Medium adobe amazon apple ebay google linkedin microsoft netapp
Coin Change with Fewest Number of Coins Given Infinite Supply Medium adobe affirm airbnb amazon apple blackrock bloomberg bytedance capital-one ebay facebook goldman-sachs google jpmorgan linkedin microsoft oracle paypal sap uber visa vmware yahoo zappos
Array Sorting Problem Medium amazon apple bloomberg
House Robber Medium adobe airbnb amazon apple bloomberg bytedance cisco ebay expedia goldman-sachs google hbo linkedin microsoft quora uber
Flood Fill Problem Easy amazon apple bloomberg facebook google microsoft palantir-technologies qualtrics snapchat uber vmware
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
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
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 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
Valid Phone Numbers Problem Easy apple
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
Consecutive Numbers Problem Medium amazon apple
Combine Two Tables Problem Easy adobe amazon apple google yahoo
Excel Sheet Column Title Problem Easy adobe apple facebook factset google microsoft yahoo zenefits
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
Edit Distance Problem Medium adobe amazon apple baidu bloomberg bytedance facebook goldman-sachs google intuit linkedin microsoft paypal qualcomm square uber vmware yahoo
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
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