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ALGOL 68
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brainfuck
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C++
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Coconut
Common Lisp
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D
Dart
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V
VimL
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05AB1E
APL
Arturo
Befunge
BQN
CJam
CoffeeScript
Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
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Odin
Picat
Qore
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Rebol
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Stax
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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Calendar
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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)
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
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Rectangle Fill
Semiprime Numbers
Smooth Numbers
Snake
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Turtle
Tutorial
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Golfer
Chars
Time
Submitted
Card Number Validation
matanberstadt
123
429ms
105 mins ago
Card Number Validation
scpchicken
102
17ms
16 hours ago
Card Number Validation
flekAI
102
462ms
22 hours ago
Card Number Validation
flekAI
102
18ms
22 hours ago
Card Number Validation
Mikey-Beep
135
17ms
25 hours ago
Card Number Validation
jusaka
35
3ms
27 hours ago
Card Number Validation
Matter1024
140
462ms
29 hours ago
Card Number Validation
albanian-laundromat
85
2ms
45 hours ago
Card Number Validation
denkyuu1
102
350ms
2 days ago
Card Number Validation
CaedenHarper
36
45ms
2 days ago
Card Number Validation
madex
100
2ms
2 days ago
Card Number Validation
RealBen9
112
9ms
2 days ago
Card Number Validation
Arkadios200
190
111ms
4 days ago
Card Number Validation
blaztoma
88
23ms
5 days ago
Card Number Validation
blaztoma
54
37ms
5 days ago
Card Number Validation
denkyuu1
110
11ms
8 days ago
Card Number Validation
kumavale
🥉
108
151ms
8 days ago
Card Number Validation
scpchicken
61
4ms
8 days ago
Card Number Validation
scpchicken
91
160ms
8 days ago
Card Number Validation
vang1ong7ang
118
151ms
8 days ago
Card Number Validation
marshallward
💎
127
45ms
9 days ago
Card Number Validation
retrohun
90
2ms
9 days ago
Card Number Validation
Inbarw100
207
2ms
9 days ago
Card Number Validation
albanian-laundromat
🥈
291
12ms
9 days ago
Card Number Validation
solisolu
103
2ms
10 days ago
Card Number Validation
denkyuu1
81
35ms
10 days ago
Card Number Validation
jusaka
78
18ms
11 days ago
Card Number Validation
aksyristos
102
19ms
12 days ago
Card Number Validation
edsrzf
💎
107
1,321ms
12 days ago
Card Number Validation
edsrzf
💎
143
29ms
12 days ago
Card Number Validation
ComradeSquirrel
200
11ms
13 days ago
Card Number Validation
ComradeSquirrel
119
21ms
14 days ago
Card Number Validation
dokutan
84
84ms
16 days ago
Card Number Validation
zacjl
🥉
109
9ms
16 days ago
Card Number Validation
fuzzylojik-golf
123
17ms
16 days ago
Card Number Validation
MeWhenI
102
155ms
17 days ago
Card Number Validation
edsrzf
🥈
131
168ms
18 days ago
Card Number Validation
edsrzf
💎
82
5ms
18 days ago
Card Number Validation
kg583
🥈
84
5ms
18 days ago
Card Number Validation
GolfingSuccess
🥉
174
34ms
18 days ago
Card Number Validation
JRaspass
74
3ms
19 days ago
Card Number Validation
Yax42
108
2ms
19 days ago
Card Number Validation
edsrzf
💎
142
33ms
22 days ago
Card Number Validation
retrohun
121
10ms
22 days ago
Card Number Validation
edsrzf
💎
110
7ms
23 days ago
Card Number Validation
edsrzf
🥇
134
41ms
23 days ago
Card Number Validation
edsrzf
🥇
74
2,341ms
23 days ago
Card Number Validation
kg583
🥈
156
36ms
15 Mar 2026
Card Number Validation
dokutan
76
18ms
14 Mar 2026
Card Number Validation
dokutan
75
392ms
14 Mar 2026
Card Number Validation
dokutan
98
1,200ms
14 Mar 2026
Card Number Validation
solisolu
99
22ms
13 Mar 2026
Card Number Validation
tomh1012
108
10ms
12 Mar 2026
Card Number Validation
fantaize
330
201ms
10 Mar 2026
Card Number Validation
denkyuu1
123
18ms
10 Mar 2026
Card Number Validation
Protothor
122
11ms
10 Mar 2026
Card Number Validation
albanian-laundromat
161
27ms
10 Mar 2026
Card Number Validation
janAkali
147
355ms
10 Mar 2026
Card Number Validation
CaedenHarper
99
484ms
8 Mar 2026
Card Number Validation
Aquateraneal
137
18ms
8 Mar 2026
Card Number Validation
Steffan153
🥉
53
65ms
7 Mar 2026
Card Number Validation
albanian-laundromat
108
55ms
6 Mar 2026
Card Number Validation
tomh1012
137
18ms
4 Mar 2026
Card Number Validation
Steffan153
🥇
64
133ms
28 Feb 2026
Card Number Validation
rucin93
72
131ms
28 Feb 2026
Card Number Validation
KatieLG
78
18ms
28 Feb 2026
Card Number Validation
Steffan153
🥇
64
971ms
27 Feb 2026
Card Number Validation
GrayJoKing
🥈
101
6ms
27 Feb 2026
Card Number Validation
anter69
71
1,213ms
25 Feb 2026
Card Number Validation
anter69
58
68ms
25 Feb 2026
Card Number Validation
anter69
72
24ms
25 Feb 2026
Card Number Validation
edsrzf
💎
98
7ms
25 Feb 2026
Card Number Validation
lukegustafson
90
18ms
25 Feb 2026
Card Number Validation
albanian-laundromat
72
1ms
25 Feb 2026
Card Number Validation
Lv0Sys
76
10ms
22 Feb 2026
Card Number Validation
Lv0Sys
107
19ms
22 Feb 2026
Card Number Validation
RodAlc24
149
18ms
22 Feb 2026
Card Number Validation
xsot
66
996ms
22 Feb 2026
Card Number Validation
lukegustafson
71
10ms
22 Feb 2026
Card Number Validation
xsot
🥇
47
2ms
22 Feb 2026