Code
Measures programming skill in a small space: correct, idiomatic one-liners and CSS that actually runs, with zero fluff.
Rounds 7
R40 · isPalindrome (ignore case & non-alphanumerics)
Schreibe eine JavaScript-Funktion isPalindrome(s), die true zurückgibt, wenn s ein Palindrom ist — Groß/Kleinschreibung ignorieren und alle Nicht-Alph…
R9 · One-liner code
Five one-liner coding tasks. Output exactly 5 numbered lines, each containing ONLY the solution (no explanation). 1. A…
R15 · CSS spinner
Write a CSS-only loading spinner: a single <div class="spinner"></div> plus a <style> block, max 15 lines of CSS total.…
R21 · Sorting race bubble/insertion/selection
Create ONE self-contained HTML file (STRICT LIMIT: max 120 lines total) that visually races exactly 3 sorting algorithms…
R24 · Maze race BFS/DFS/A*
Create ONE self-contained HTML file (STRICT LIMIT: max 120 lines total) that visually races exactly 3 pathfinding algori…
R25 · Sorting race quick/merge/heap
Create ONE self-contained HTML file (STRICT LIMIT: max 120 lines total) that visually races exactly 3 sorting algorithms…
R4 · Sorting race: bubble vs insertion vs quicksort
Three sorting algorithms — bubble, insertion, quick — racing side by side on the SAME shuffled 60-bar array. Animated, auto-starting, auto-restarting,…