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. Why not try and solve it ahead of time?
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brainfuck
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ln 2
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N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Partition Numbers
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
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Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Taxicab Numbers
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Apéry’s Constant
Binary Lambda Calculus
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
NFA Simulator
Nim
Numbrix
Odd Polyomino Tiling
p-adic Expansion
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QR Encoder
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Semiprime Numbers
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Snake
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Turtle
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ALGOL 68
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AWK
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brainfuck
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C#
C++
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Coconut
Common Lisp
Crystal
D
Dart
Elixir
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F#
Factor
Forth
Fortran
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Go
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Groovy
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iogii
J
Janet
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JavaScript
jq
Julia
K
Kotlin
Lua
Nim
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Perl
PHP
PowerShell
Prolog
Python
R
Raku
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Ruby
Rust
Scheme
sed
SQL
Swift
Tcl
TeX
V
VimL
Wren
Zig
Experimental Language
05AB1E
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
Knight
Lily
Luau
Odin
Picat
Qore
Racket
Rebol
Rexx
Scala
Squirrel
Stax
Uiua
Umka
Vala
Vyxal
ZuzuScript
Hole
All
12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Alphabetic Numbers
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
Connect Four
Continued Fractions
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Gray Code Decoder
Gray Code Encoder
Happy Numbers
Happy Numbers (Long)
Hexdump
Hilbert Curve
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Mandelbrot
Maze
Medal Tally
Minesweeper
Morse Decoder
Morse Encoder
Multitap Input
Musical Chords
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Partition Numbers
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
Prime Numbers
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Taxicab Numbers
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Tower of Hanoi
Transpose Sentence
Trinomial Triangle
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Binary Lambda Calculus
Chess960 Decoder
Chess960 Encoder
Crossword
CSS Colors (Inverse)
CSS Grid
Dragon Curve
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
Huffman Encoder
NFA Simulator
Nim
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Turtle
Tutorial
Ulam Sequence
Hole
Golfer
Bytes
Time
Submitted
ROT13
scpchicken
🥇
17
15ms
27 mins ago
ROT13
codereport
🥇
17
15ms
2 hours ago
Happy Numbers (Long)
Mukundan314
🥉
67
289ms
46 hours ago
Proximity Grid
Mukundan314
💎
101
1,683ms
6 days ago
Day of Week
HPWiz
🥇
46
4,529ms
6 days ago
γ
retrohun
1,008
16ms
6 days ago
Day of Week
Mukundan314
🥇
46
4,512ms
6 days ago
Abundant Numbers (Long)
HPWiz
💎
51
915ms
12 days ago
Fibonacci
Mukundan314
29
15ms
14 days ago
Tower of Hanoi
Mukundan314
💎
58
15ms
17 days ago
DFA Simulator
Mukundan314
💎
80
91ms
19 days ago
Pascal’s Triangle
HPWiz
💎
33
15ms
24 days ago
Quine
sisyphus-ppcg
🥇
8
15ms
2 Jun 2026
Alphabetic Numbers
JOrE20
💎
1,328
3,450ms
1 Jun 2026
Recamán
Mukundan314
💎
57
59ms
1 Jun 2026
CSS Colors
codereport
🥉
69
1,131ms
1 Jun 2026
Connect Four
MeWhenI
🦄
323
396ms
1 Jun 2026
ln 2
retrohun
1,008
15ms
31 May 2026
Gray Code Encoder
HPWiz
🥇
41
927ms
31 May 2026
Lucky Numbers
Mukundan314
🥉
44
50ms
31 May 2026
γ
Haksell
1,008
14ms
31 May 2026
Taxicab Numbers
Mukundan314
💎
59
545ms
31 May 2026
Inventory Sequence
Mukundan314
💎
53
620ms
28 May 2026
Van Eck Sequence
Mukundan314
🥇
34
205ms
28 May 2026
Van Eck Sequence
HPWiz
🥇
34
204ms
28 May 2026
Card Number Validation
HPWiz
🥇
56
33ms
24 May 2026
Multitap Input
Mukundan314
💎
65
704ms
24 May 2026
Card Number Validation
Mukundan314
🥇
56
35ms
24 May 2026
Alphabetic Numbers
CaedenHarper
3,900
16ms
21 May 2026
π
HPWiz
💎
122
3,734ms
20 May 2026
τ
HPWiz
💎
121
3,691ms
20 May 2026
√2
HPWiz
💎
125
3,681ms
20 May 2026
Foo Fizz Buzz Bar
HPWiz
💎
79
453ms
20 May 2026
Tongue-twisters
HPWiz
🥈
280
19ms
19 May 2026
Scrambled Sort
oaiqjuy
137
24ms
19 May 2026
Tower of Hanoi
oaiqjuy
119
19ms
19 May 2026
Farey Sequence
oaiqjuy
🥈
91
18ms
19 May 2026
Emirp Numbers (Long)
oaiqjuy
🥉
190
80ms
19 May 2026
Hilbert Curve
oaiqjuy
🥈
806
103ms
19 May 2026
Collatz
oaiqjuy
101
147ms
19 May 2026
Collatz
Mukundan314
💎
63
1,303ms
14 May 2026
ASCII Table
HPWiz
💎
73
16ms
14 May 2026
Tower of Hanoi
scpchicken
🥉
88
22ms
12 May 2026
Ulam Sequence
HumanoidCPU
1,098
15ms
12 May 2026
CSS Colors
rkg-huwdu
82
53ms
12 May 2026
Alphabetic Numbers
KatieLG
🥉
3,153
27ms
12 May 2026
Tongue-twisters
Mukundan314
💎
265
406ms
12 May 2026
Alphabetic Numbers
dokutan
🥈
2,866
33ms
12 May 2026
Ordinal Numbers
Mukundan314
🥈
60
29ms
12 May 2026
Ulam Sequence
Shanethegamer
1,098
15ms
11 May 2026
Taxicab Numbers
HPWiz
🥈
89
4,144ms
10 May 2026
Scrambled Sort
HPWiz
🥇
69
990ms
9 May 2026
Catalan Numbers
HPWiz
💎
126
1,976ms
9 May 2026
Scrambled Sort
Mukundan314
🥇
69
1,633ms
9 May 2026
Taxicab Numbers
dokutan
🥉
3,005
26ms
8 May 2026
𝑒
HPWiz
💎
82
2,078ms
8 May 2026
Sierpiński Triangle
Mukundan314
🥈
41
16ms
7 May 2026
CSS Colors
HPWiz
🥈
56
1,084ms
7 May 2026
CSS Colors
Mukundan314
💎
52
1,352ms
7 May 2026
Continued Fractions
HPWiz
🥇
68
446ms
6 May 2026
Continued Fractions
Mukundan314
🥇
68
96ms
6 May 2026
Niven Numbers
albanian-laundromat
61
15ms
4 May 2026
Fractions
Mukundan314
💎
67
403ms
4 May 2026
Niven Numbers (Long)
Mukundan314
🥈
55
740ms
2 May 2026
Quine
prestosilver
10
15ms
1 May 2026
Divisors
Mukundan314
🥉
38
24ms
1 May 2026
Abundant Numbers (Long)
Mukundan314
🥈
62
74ms
30 Apr 2026
Taxicab Numbers
CaedenHarper
4,165
14ms
29 Apr 2026
Spelling Numbers
Mukundan314
💎
238
538ms
28 Apr 2026
Minesweeper
Mukundan314
🥈
92
127ms
28 Apr 2026
brainfuck
Mukundan314
🥈
151
232ms
28 Apr 2026
Look and Say
Mukundan314
🥇
52
26ms
28 Apr 2026
Calendar
MeWhenI
🦄
435
263ms
28 Apr 2026
Minesweeper
HPWiz
💎
84
195ms
27 Apr 2026
Reverse Polish Notation
Mukundan314
🥈
41
24ms
27 Apr 2026
Levenshtein Distance
Mukundan314
💎
126
3,099ms
27 Apr 2026
Pangram Grep
Mukundan314
🥉
40
206ms
27 Apr 2026
Maze
Mukundan314
🥇
86
4,512ms
26 Apr 2026
Maze
HPWiz
🥇
86
3,406ms
26 Apr 2026
Ordinal Numbers
MeWhenI
66
18ms
25 Apr 2026
Kolakoski Sequence
madeforlosers
2,005
14ms
24 Apr 2026
Dragon Curve
HumanoidCPU
10,278
16ms
23 Apr 2026
Dragon Curve
Shanethegamer
10,278
15ms
23 Apr 2026
Evil Numbers
madeforlosers
75
15ms
23 Apr 2026
Cubes
madeforlosers
4,106
16ms
22 Apr 2026
Odious Numbers
madeforlosers
78
15ms
22 Apr 2026
Evil Numbers (Long)
madeforlosers
1,955
18ms
22 Apr 2026
Farey Sequence
madeforlosers
4,359
15ms
22 Apr 2026
Odious Numbers (Long)
madeforlosers
1,950
14ms
22 Apr 2026
Prime Numbers
madeforlosers
76
16ms
22 Apr 2026
Look and Say
madeforlosers
1,284
14ms
22 Apr 2026
Prime Numbers (Long)
madeforlosers
5,953
14ms
22 Apr 2026
Divisors
madeforlosers
1,171
14ms
22 Apr 2026
Foo Fizz Buzz Bar
madeforlosers
5,724
18ms
22 Apr 2026
Tongue-twisters
madeforlosers
528
15ms
22 Apr 2026
Niven Numbers (Long)
madeforlosers
7,443
15ms
22 Apr 2026
Fizz Buzz
madeforlosers
418
16ms
22 Apr 2026
Arithmetic Numbers
ovs-code
🥈
130
4,438ms
21 Apr 2026
N Queens
MostParsingVex
💎
294
488ms
21 Apr 2026
Alphabetic Numbers
Shanethegamer
3,900
15ms
19 Apr 2026