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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
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
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
Morse Decoder
Morse Encoder
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
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
Calendar
Connect Four
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Sudoku
Babafaba
372
425ms
4 days ago
Sudoku
Babafaba
376
642ms
4 days ago
Sudoku
targrik
🥉
524
34ms
8 days ago
Sudoku
CaedenHarper
964
467ms
9 days ago
Sudoku
albanian-laundromat
🦄
663
1,617ms
12 days ago
Sudoku
CaedenHarper
989
1,041ms
23 days ago
Sudoku
KatieLG
291
651ms
24 days ago
Sudoku
BREMAUCY
553
19ms
26 days ago
Sudoku
pardouin
152
222ms
27 days ago
Sudoku
bzijlema
399
1,732ms
2 Oct 2025
Sudoku
snoozingnewt
804
853ms
28 Sep 2025
Sudoku
CaedenHarper
🥉
501
3,920ms
27 Sep 2025
Sudoku
JayXon
💎
385
551ms
27 Sep 2025
Sudoku
edsrzf
💎
223
3,504ms
26 Sep 2025
Sudoku
albanian-laundromat
🥈
252
3,734ms
26 Sep 2025
Sudoku
sean-niemann
🥈
475
611ms
24 Sep 2025
Sudoku
KatieLG
648
515ms
24 Sep 2025
Sudoku
KasperKivimaeki
404
9ms
23 Sep 2025
Sudoku
blaztoma
498
17ms
18 Sep 2025
Sudoku
AlexKent3141
892
3ms
17 Sep 2025
Sudoku
snoozingnewt
🥉
930
205ms
16 Sep 2025
Sudoku
albanian-laundromat
262
15ms
16 Sep 2025
Sudoku
dokutan
427
34ms
13 Sep 2025
Sudoku
dokutan
427
596ms
13 Sep 2025
Sudoku
albanian-laundromat
264
514ms
12 Sep 2025
Sudoku
cros107
430
900ms
7 Sep 2025
Sudoku
pardouin
318
1,474ms
6 Sep 2025
Sudoku
HumanoidCPU
356
563ms
6 Sep 2025
Sudoku
HumanoidCPU
360
15ms
6 Sep 2025
Sudoku
edsrzf
🥈
807
65ms
5 Sep 2025
Sudoku
commandblockguy
455
1,797ms
1 Sep 2025
Sudoku
CaedenHarper
623
20ms
31 Aug 2025
Sudoku
InigoK
286
59ms
29 Aug 2025
Sudoku
albanian-laundromat
💎
382
125ms
27 Aug 2025
Sudoku
KatieLG
1,744
134ms
25 Aug 2025
Sudoku
KatieLG
1,933
1,116ms
25 Aug 2025
Sudoku
Upload-and-View
935
68ms
25 Aug 2025
Sudoku
emgordon154
💎
431
3,340ms
14 Aug 2025
Sudoku
namelessiw
412
483ms
14 Aug 2025
Sudoku
AdrienHache
435
524ms
13 Aug 2025
Sudoku
primo-ppcg
💎
863
41ms
13 Aug 2025
Sudoku
gigaprofisi
1,286
36ms
12 Aug 2025
Sudoku
Kacarott
🥈
502
1,379ms
8 Aug 2025
Sudoku
pardouin
🥈
437
4,982ms
5 Aug 2025
Sudoku
CaedenHarper
442
2,277ms
3 Aug 2025
Sudoku
CaedenHarper
458
63ms
3 Aug 2025
Sudoku
Zhenyu-Bo
1,760
21ms
1 Aug 2025
Sudoku
LuisGoncalves05
1,430
230ms
31 Jul 2025
Sudoku
ndren
390
17ms
26 Jul 2025
Sudoku
klixel
647
41ms
20 Jul 2025
Sudoku
RaBa21
476
124ms
17 Jul 2025
Sudoku
FortuiteMan
552
105ms
14 Jul 2025
Sudoku
acollett89
1,635
13ms
11 Jul 2025
Sudoku
Flekay
760
43ms
10 Jul 2025
Sudoku
ovs-code
299
48ms
29 Jun 2025
Sudoku
ovs-code
🥈
173
87ms
21 Jun 2025
Sudoku
Lv0Sys
628
13ms
21 Jun 2025
Sudoku
ovs-code
169
135ms
21 Jun 2025
Sudoku
ryyyn
389
1,136ms
19 Jun 2025
Sudoku
CornerMercury
590
15ms
9 Jun 2025
Sudoku
ovs-code
💎
303
25ms
5 Jun 2025
Sudoku
kg583
💎
339
1,566ms
30 May 2025
Sudoku
kg583
💎
310
1,753ms
30 May 2025
Sudoku
KatieLG
291
31ms
25 May 2025
Sudoku
stefangimmillaro
🥉
674
60ms
24 May 2025
Sudoku
kistlerf
526
160ms
19 May 2025
Sudoku
janAkali
866
464ms
17 May 2025
Sudoku
tatzyr
856
70ms
16 May 2025
Sudoku
georgekattenbelt
408
19ms
6 May 2025
Sudoku
JayXon
💎
351
1,459ms
2 May 2025
Sudoku
ovs-code
🥈
361
388ms
2 May 2025
Sudoku
JayXon
🥇
323
3ms
2 May 2025
Sudoku
ovs-code
🥇
323
42ms
29 Apr 2025
Sudoku
acotis
🥈
479
283ms
24 Apr 2025
Sudoku
emgordon154
252
584ms
23 Apr 2025