1Time Based Key-Value StoreMediumHash TableStringBinary Search
Solve → 2Longest Substring Without Repeating CharactersMediumHash TableStringSliding Window
Solve → 3Time Based Key-Value StoreMediumHash TableStringBinary Search
Solve → 4LRU CacheMediumHash TableLinked ListDesign
Solve → 5Logger Rate LimiterEasyHash TableDesignData Stream
Solve → 6Time Based Key-Value StoreMediumHash TableStringBinary Search
Solve → 7Longest Substring Without Repeating CharactersMediumHash TableStringSliding Window
Solve → 8LRU CacheMediumHash TableLinked ListDesign
Solve → 9Time Based Key-Value StoreMediumHash TableStringBinary Search
Solve → 10Longest Substring Without Repeating CharactersMediumHash TableStringSliding Window
Solve → 11Logger Rate LimiterEasyHash TableDesignData Stream
Solve → 12LRU CacheMediumHash TableLinked ListDesign
Solve → 13LFU CacheHardHash TableLinked ListDesign
Solve → 14Valid AnagramEasyHash TableStringSorting
Solve →