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ALGOL 68
Assembly
AWK
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brainfuck
C
C#
C++
Civet
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COBOL
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Crystal
D
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05AB1E
APL
ArkScript
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Befunge
BQN
CJam
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Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
Luau
Odin
Picat
Qore
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Rebol
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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
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
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
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Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
NFA Simulator
Numbrix
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
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Taxicab Numbers
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Tutorial
Hole
Golfer
Chars
Time
Submitted
Sudoku
Flekay
394
60ms
15 hours ago
Sudoku
Steffan153
195
496ms
2 days ago
Sudoku
ovs-code
💎
239
42ms
5 days ago
Sudoku
bitsandbeyond
💎
146
1,572ms
6 days ago
Sudoku
canissimia
💎
257
1,953ms
6 days ago
Sudoku
JOrE20
546
15ms
7 days ago
Sudoku
JOrE20
🥉
1,486
5ms
7 days ago
Sudoku
JOrE20
🥈
1,020
131ms
7 days ago
Sudoku
aksyristos
781
2ms
8 days ago
Sudoku
aksyristos
515
51ms
8 days ago
Sudoku
snoozingnewt
229
39ms
9 days ago
Sudoku
snoozingnewt
225
461ms
9 days ago
Sudoku
Steffan153
💎
165
2,087ms
9 days ago
Sudoku
JOrE20
🥉
936
78ms
10 days ago
Sudoku
JOrE20
301
14ms
10 days ago
Sudoku
edsrzf
🥈
170
3,661ms
10 days ago
Sudoku
Steffan153
🥈
139
76ms
10 days ago
Sudoku
JOrE20
🥈
1,105
60ms
12 days ago
Sudoku
dokutan
400
486ms
15 days ago
Sudoku
dokutan
409
70ms
20 days ago
Sudoku
elgan65536
653
283ms
21 days ago
Sudoku
RobertHoeh
1,045
3,358ms
30 Jan 2026
Sudoku
blaztoma
🥈
509
143ms
27 Jan 2026
Sudoku
amazingalek
1,170
456ms
24 Jan 2026
Sudoku
ovs-code
🥉
276
3,686ms
24 Jan 2026
Sudoku
zhaohm14
435
25ms
16 Jan 2026
Sudoku
snoozingnewt
💎
499
136ms
15 Jan 2026
Sudoku
blaztoma
449
45ms
11 Jan 2026
Sudoku
MiffOttah
623
485ms
9 Jan 2026
Sudoku
dokutan
944
68ms
27 Dec 2025
Sudoku
dokutan
💎
461
29ms
27 Dec 2025
Sudoku
emgordon154
341
50ms
26 Dec 2025
Sudoku
acotis
🥈
459
232ms
24 Dec 2025
Sudoku
kmathis22
647
544ms
18 Dec 2025
Sudoku
kurkale6ka
841
24ms
15 Dec 2025
Sudoku
CornerMercury
213
29ms
14 Dec 2025
Sudoku
ryyyn
362
332ms
3 Dec 2025
Sudoku
alexsave
805
12ms
3 Dec 2025
Sudoku
dokutan
401
33ms
3 Dec 2025
Sudoku
Lv0Sys
436
18ms
2 Dec 2025
Sudoku
Lv0Sys
546
20ms
2 Dec 2025
Sudoku
h3ra993huskp
774
824ms
30 Nov 2025
Sudoku
snoozingnewt
💎
342
236ms
22 Nov 2025
Sudoku
KatieLG
🥉
617
534ms
21 Nov 2025
Sudoku
snoozingnewt
🥉
612
4,276ms
21 Nov 2025
Sudoku
targrik
🥉
515
40ms
19 Nov 2025
Sudoku
KasperKivimaeki
🥉
396
3,079ms
18 Nov 2025
Sudoku
Yax42
475
512ms
16 Nov 2025
Sudoku
MeWhenI
🥈
469
1,068ms
7 Nov 2025
Sudoku
albanian-laundromat
🥉
244
2,730ms
7 Nov 2025
Sudoku
lynn
🥉
484
235ms
6 Nov 2025
Sudoku
Natanaelel
382
11ms
5 Nov 2025
Sudoku
CaedenHarper
808
307ms
4 Nov 2025
Sudoku
madeforlosers
498
21ms
3 Nov 2025
Sudoku
robin-scragg
735
14ms
1 Nov 2025
Sudoku
CaedenHarper
440
1,046ms
31 Oct 2025
Sudoku
CaedenHarper
456
66ms
31 Oct 2025
Sudoku
Babafaba
372
912ms
26 Oct 2025
Sudoku
Babafaba
376
673ms
26 Oct 2025
Sudoku
CaedenHarper
964
538ms
21 Oct 2025
Sudoku
albanian-laundromat
🦄
663
1,953ms
18 Oct 2025
Sudoku
CaedenHarper
989
763ms
8 Oct 2025
Sudoku
KatieLG
291
455ms
6 Oct 2025
Sudoku
BREMAUCY
553
19ms
4 Oct 2025
Sudoku
pardouin
152
121ms
3 Oct 2025
Sudoku
bzijlema
399
801ms
2 Oct 2025
Sudoku
CaedenHarper
501
4,554ms
27 Sep 2025
Sudoku
JayXon
💎
385
653ms
27 Sep 2025
Sudoku
sean-niemann
🥉
475
813ms
24 Sep 2025
Sudoku
KatieLG
648
410ms
24 Sep 2025
Sudoku
AlexKent3141
892
3ms
17 Sep 2025
Sudoku
albanian-laundromat
262
17ms
16 Sep 2025
Sudoku
albanian-laundromat
264
564ms
12 Sep 2025
Sudoku
cros107
430
409ms
7 Sep 2025
Sudoku
pardouin
318
1,840ms
6 Sep 2025
Sudoku
HumanoidCPU
356
438ms
6 Sep 2025
Sudoku
HumanoidCPU
360
12ms
6 Sep 2025
Sudoku
edsrzf
🥈
807
53ms
5 Sep 2025
Sudoku
commandz0
455
960ms
1 Sep 2025
Sudoku
CaedenHarper
623
23ms
31 Aug 2025