Code Golf · #11 · 2026-04-15
Remove duplicates
Difficulty 1/3 · JavaScript
How to play
Write a JavaScript function body that passes all test cases using the fewest characters. Run against examples first, then submit for the full test suite. Eagle < Birdie < Par.
Given an array, return a new array with duplicates removed (preserve order).
Examples
f([1,2,2,3,3,3]) → 1,2,3
f([5,5,5]) → 5
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Your code (function body — receives input)
function(input) { 0 chars
}
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