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Array (1905)Sorting (440)Depth First Search (316)Database (301)Breadth First Search (241)Tree (240)Stack (172)Graph Theory (169)Linked List (81)Monotonic Stack (67)Queue (50)Recursion (48)Shortest Path (33)
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Coins In a Line Gamemedium-
squaregoogle
3Sum0 - Find three elements in an array that sum to a zeromedium
adobeakuna-capitalalibaba
Letter Combinations of a Phone Numbermedium-
amazonappleatlassian
Shortest substring containing all characters in a setmedium-
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Shortest Unique Prefixmedium-
googlesquare
Shortest Uphill-Downhill Route for a Competitive Runnermedium-
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Sieve of Eratosthenes Algorithmeasy-
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Simulating an Unbiased Coin Toss Using a Biased Coinmedium-
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Combination Sum 1medium
airbnbakuna-capitalamazon
Edit Distancemedium-
adobeamazonapple
Decode Waysmedium
adobeamazonapple
Construct Binary Tree from Inorder and Preorder Traversalmedium
adobeamazonapple
Word Ladder 1 - Get Ladder Lengthhard-
affirmamazonapple
Word Break 1 - Check if word is breakablemedium
adobeamazonapple
Compare Version Numbersmedium
amazonapplearista-networks
Number of Islandsmedium
adobeaffirmalibaba
Implement Triemedium
amazonapplebloomberg
Alien Dictionaryhard-
airbnbamazonapple
Encode and Decode Stringsmedium
bloomberggooglemicrosoft
Integer to English Wordshard
amazonapplebarclays
Find the Celebritymedium-
amazonapplefacebook
Reconstruct Itineraryhard-
amazonapplebloomberg
Palindrome Pairshard-
airbnbamazonapple
Add Stringseasy-
adobeairbnbamazon
Squirrel Simulationmedium-
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Falling Squareshard-
amazonsquareuber
Goat Latineasy-
facebooksquare
Pancake Sortingmedium-
amazonfacebookmicrosoft
Time Based Key-Value Storemedium-
amazonappleatlassian
Available Captures for Rookeasy-
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