Practice Real Company Assessment Patterns • Latest 2025–2026 Mock Tests

Programming Exercises

Implement a function that finds the intersection of two arrays.

Medium

Problem Statement

Implement a function that finds the intersection of two arrays.

Sample Input

[1, 2, 3, 4], [3, 4, 5, 6]

Sample Output

[ 3, 4 ]

Limits

Time: 2s · Memory: 256 MB

Code Editor
00:00
// Find intersection of two arrays function intersection(arr1, arr2) { } console.log(intersection([1, 2, 3, 4], [3, 4, 5, 6]));
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Input
[1, 2, 3, 4], [3, 4, 5, 6]
Expected Output
[ 3, 4 ]