Twitch

8 questions tracked5 with solutions

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Frequency scoreSorted highest → lowest frequency✓ Our Solution = we have a detailed walkthrough

Showing 8 of 8 questions

EasyCreate a Session Bar Chart

100

Database

MediumDesign a File Sharing System

100

Hash TableDesignSortingHeap (Priority Queue)+1

MediumToss Strange Coins

100

ArrayMathDynamic ProgrammingProbability and Statistics

Hash TableLinked ListDesignDoubly-Linked List

EasyReverse Vowels of a String✓ Our Solution

Two PointersString

MediumLetter Combinations of a Phone Number✓ Our Solution

Hash TableStringBacktracking

EasyUnique Email Addresses✓ Our Solution

ArrayHash TableString

HardFind Median from Data Stream✓ Our Solution

Two PointersDesignSortingHeap (Priority Queue)+1