Title Difficulty Companies Videos
Word Squares Hard google oracle
House Robber Medium adobe airbnb amazon apple bloomberg bytedance cisco ebay expedia goldman-sachs google hbo linkedin microsoft quora uber
Flood Fill Easy amazon apple bloomberg facebook google microsoft palantir-technologies qualtrics snapchat uber vmware
Merge Sort in a Linked list Medium
Longest Cycle in a Directed Graph Hard
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
3Sum - Classic Medium microsoft
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 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
Graph Valid Tree Medium amazon facebook google linkedin pinterest zenefits adobe salesforce
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
Triangle Judgement Problem Easy
Coin Change - Count Number of Ways of representing Amount given Infinite Supply Medium amazon apple bloomberg facebook google ixl microsoft oracle uber yahoo
Best Time To Buy And Sell Stock with Transaction Fee Medium affirm amazon bloomberg facebook google
Roman numerals
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
Tenth Line Problem Easy adobe apple google oracle
Transpose File Problem Medium
Valid Phone Numbers Problem Easy apple
Rotate an Array to Right Medium amazon bloomberg cisco ebay facebook goldman-sachs microsoft paypal snapchat uber
Repeated DNA Sequences Medium amazon apple google linkedin microsoft
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
Word Frequency from File Medium adobe amazon facebook google yelp
Department Top Three Salaries Problem Hard adobe amazon google netflix
Consecutive Numbers Problem Medium amazon apple
Combine Two Tables Problem Easy adobe amazon apple google yahoo
Excel Sheet Column Title Easy adobe apple facebook factset google microsoft yahoo zenefits
Missing Ranges Easy amazon facebook google oracle
Longest Substring with At Most Two Distinct Characters Medium adobe amazon facebook google microsoft
Read N Characters Given Read4 2 - Call Multiple Times Hard amazon bloomberg facebook google lyft microsoft pinterest uber
Read N Characters Given Read4 Easy facebook google
Find Minimum in Rotated Sorted Array 2 - Duplicates allowed Hard adobe amazon facebook google 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
Word Ladder 2 - Get all the ladders Hard amazon apple bloomberg box facebook google linkedin lyft microsoft oracle pinterest uber yahoo yelp
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