Archive

Every puzzle ever shipped, across all 9 games. Search the title or explanation, or narrow by game, difficulty, or tag.

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1872 puzzles in the archive

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Accepted Answer

#208 · 2026-10-29 · destructuring, rename
⛳
Code Golf

#208 · 2026-10-29 · strings, set
P
Dependency Detective

#208 · 2026-10-29 · server, python, async
?
Guess the Output

#208 · 2026-10-29 · comparison, strings
/
Regex Roulette

#208 · 2026-10-29 · numbers, validation
!
Spot the Bug

#208 · 2026-10-29 · asi, return
O
Time Complexity

#208 · 2026-10-29 · heap, heapify, amortized
T
Type Signature

#208 · 2026-10-29 · conditional-types, infer, promise
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Which Language?

#208 · 2026-10-29 · dart, main, flutter
✓
Accepted Answer

#207 · 2026-10-28 · 2d-array, reference-trap
⛳
Code Golf

#207 · 2026-10-28 · arrays, rotation
P
Dependency Detective

#207 · 2026-10-28 · cli, argument-parsing, tiny
?
Guess the Output

#207 · 2026-10-28 · comparisons, chaining
/
Regex Roulette

#207 · 2026-10-28 · backreference, word-boundary
!
Spot the Bug

#207 · 2026-10-28 · exceptions, order
O
Time Complexity

#207 · 2026-10-28 · sliding-window, linear
T
Type Signature

#207 · 2026-10-28 · enum, typeof, value-vs-type
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Which Language?

#207 · 2026-10-28 · julia, function, scientific
✓
Accepted Answer

#206 · 2026-10-27 · error-handling, try-catch
⛳
Code Golf

#206 · 2026-10-27 · strings, regex
P
Dependency Detective

#206 · 2026-10-27 · versioning, npm-core
?
Guess the Output

#206 · 2026-10-27 · equality, coercion
/
Regex Roulette

#206 · 2026-10-27 · anchors, suffix
!
Spot the Bug

#206 · 2026-10-27 · mutation, sort
O
Time Complexity

#206 · 2026-10-27 · trie, string, data-structure
T
Type Signature

#206 · 2026-10-27 · template-literal, union, distributive
«»
Which Language?

#206 · 2026-10-27 · r, vector, stats
✓
Accepted Answer

#205 · 2026-10-26 · enumerate, loops
⛳
Code Golf

#205 · 2026-10-26 · math, sequence
P
Dependency Detective

#205 · 2026-10-26 · time, utility, tiny