Search interview questions
Practice 4 questions on search. Each runs in a real in-browser editor with Jest tests and a worked, diagram-backed solution.
4 questions
- EASY
Array findLast / findLastIndex
Implement findLast and findLastIndex — scan an array from the end for the last element matching a predicate.
15 minJavaScript - MEDIUM
Command Palette
PREMIUMBuild a keyboard-driven command palette with fuzzy search and arrow-key navigation.
25 minUI / FrameworksAngularReactHTML / CSS / JSVue - MEDIUM
Emoji Picker
Build an emoji picker with category tabs and a search filter that inserts the chosen emoji.
25 minUI / FrameworksAngularReactHTML / CSS / JSVue - MEDIUM
Search a 2D Matrix
Search a matrix whose rows and columns are both sorted by walking a staircase from the top-right corner, eliminating a whole row or column at each step.
25 minAlgorithms