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ALGOL 68
Assembly
AWK
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BASIC
Berry
brainfuck
C
C#
C++
Civet
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COBOL
Coconut
Common Lisp
Crystal
D
Dart
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Janet
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05AB1E
APL
ArkScript
Arturo
Befunge
BQN
CJam
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Egel
Fennel
Harbour
Hare
Haxe
Hush
Hy
iogii
Knight
Lily
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Odin
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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
Alphabetic Numbers
Apéry’s Constant
Binary Lambda Calculus
Connect Four
Crossword
CSS Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
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
Sphenic Numbers
Taxicab Numbers
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Happy Numbers (Long)
solisolu
102
16ms
8 hours ago
Happy Numbers (Long)
edsrzf
🥇
83
8ms
24 hours ago
Happy Numbers (Long)
edsrzf
🥇
67
1,086ms
31 hours ago
Happy Numbers (Long)
Program-Pi
81
11ms
3 days ago
Happy Numbers (Long)
kg583
135
45ms
3 days ago
Happy Numbers (Long)
GolfingSuccess
140
6ms
6 days ago
Happy Numbers (Long)
Lv0Sys
111
439ms
7 days ago
Happy Numbers (Long)
Lv0Sys
66
12ms
7 days ago
Happy Numbers (Long)
Steffan153
🥉
118
108ms
8 days ago
Happy Numbers (Long)
Steffan153
🥉
61
480ms
9 days ago
Happy Numbers (Long)
Protothor
82
11ms
10 days ago
Happy Numbers (Long)
DialFrost
88
8ms
10 days ago
Happy Numbers (Long)
Solathian
156
7ms
10 days ago
Happy Numbers (Long)
tomh1012
115
22ms
11 days ago
Happy Numbers (Long)
GrayJoKing
🥉
86
8ms
11 days ago
Happy Numbers (Long)
GolfingSuccess
🥇
83
8ms
12 days ago
Happy Numbers (Long)
frankgraziano
100
9ms
12 days ago
Happy Numbers (Long)
dokutan
248
6ms
12 days ago
Happy Numbers (Long)
DialFrost
101
42ms
13 days ago
Happy Numbers (Long)
emgordon154
30
5ms
13 days ago
Happy Numbers (Long)
sean-niemann
🥇
136
26ms
14 days ago
Happy Numbers (Long)
CaedenHarper
847
7ms
14 days ago
Happy Numbers (Long)
error256
124
384ms
14 days ago
Happy Numbers (Long)
error256
119
61ms
14 days ago
Happy Numbers (Long)
error256
🥇
136
25ms
14 days ago
Happy Numbers (Long)
KatieLG
560
3ms
14 days ago
Happy Numbers (Long)
KatieLG
892
8ms
14 days ago
Happy Numbers (Long)
Steffan153
62
154ms
15 days ago
Happy Numbers (Long)
dokutan
170
709ms
15 days ago
Happy Numbers (Long)
Steffan153
🥉
80
12ms
15 days ago
Happy Numbers (Long)
KasperKivimaeki
157
29ms
16 days ago
Happy Numbers (Long)
JOrE20
🥉
140
25ms
16 days ago
Happy Numbers (Long)
CaedenHarper
70
834ms
18 days ago
Happy Numbers (Long)
JOrE20
68
21ms
18 days ago
Happy Numbers (Long)
Flekay
66
273ms
20 days ago
Happy Numbers (Long)
dokutan
66
543ms
21 days ago
Happy Numbers (Long)
Steffan153
🥇
67
833ms
22 days ago
Happy Numbers (Long)
Steffan153
🥈
81
2ms
22 days ago
Happy Numbers (Long)
FoxInTheClouds
82
218ms
23 days ago
Happy Numbers (Long)
Steffan153
💎
57
12ms
24 days ago
Happy Numbers (Long)
frosster
98
20ms
25 days ago
Happy Numbers (Long)
Steffan153
🥈
50
89ms
25 days ago
Happy Numbers (Long)
Steffan153
🥇
101
402ms
25 days ago
Happy Numbers (Long)
edsrzf
118
28ms
27 days ago
Happy Numbers (Long)
dokutan
75
299ms
27 days ago
Happy Numbers (Long)
SectorCorruptor
85
292ms
27 days ago
Happy Numbers (Long)
Shanethegamer
559
2ms
7 Feb 2026
Happy Numbers (Long)
Shanethegamer
564
1ms
7 Feb 2026
Happy Numbers (Long)
elgan65536
122
129ms
7 Feb 2026
Happy Numbers (Long)
sean-niemann
78
8ms
6 Feb 2026
Happy Numbers (Long)
HumanoidCPU
564
1ms
6 Feb 2026
Happy Numbers (Long)
FlyingPenguin223
🥈
91
2ms
5 Feb 2026
Happy Numbers (Long)
Yewzir
95
2ms
5 Feb 2026
Happy Numbers (Long)
Andrey2001
86
410ms
28 Jan 2026
Happy Numbers (Long)
kg583
🥉
80
11ms
26 Jan 2026
Happy Numbers (Long)
2bular
🥇
31
33ms
25 Jan 2026
Happy Numbers (Long)
DialFrost
111
4ms
23 Jan 2026
Happy Numbers (Long)
retrohun
876
1,721ms
23 Jan 2026
Happy Numbers (Long)
2bular
💎
25
2ms
22 Jan 2026
Happy Numbers (Long)
CornerMercury
30
5ms
21 Jan 2026
Happy Numbers (Long)
Nxllpointer
23
3ms
18 Jan 2026
Happy Numbers (Long)
DialFrost
133
284ms
18 Jan 2026
Happy Numbers (Long)
DialFrost
🥈
176
1,604ms
18 Jan 2026
Happy Numbers (Long)
canissimia
💎
57
3ms
16 Jan 2026
Happy Numbers (Long)
77Tigers
80
229ms
13 Jan 2026
Happy Numbers (Long)
plcc0
65
210ms
12 Jan 2026
Happy Numbers (Long)
dokutan
109
9ms
11 Jan 2026
Happy Numbers (Long)
emgordon154
🥉
178
1,700ms
10 Jan 2026
Happy Numbers (Long)
KatieLG-Transpiler
697
3ms
9 Jan 2026
Happy Numbers (Long)
KatieLG-Transpiler
702
9ms
9 Jan 2026
Happy Numbers (Long)
KatieLG-Transpiler
700
2ms
9 Jan 2026
Happy Numbers (Long)
Yax42
97
445ms
7 Jan 2026
Happy Numbers (Long)
amazingalek
183
369ms
6 Jan 2026
Happy Numbers (Long)
TheZwierzLF
96
40ms
6 Jan 2026
Happy Numbers (Long)
KrausRaus
69
11ms
6 Jan 2026
Happy Numbers (Long)
dokutan
534
11ms
5 Jan 2026
Happy Numbers (Long)
mwarvik
570
337ms
5 Jan 2026
Happy Numbers (Long)
DialFrost
🥇
84
42ms
5 Jan 2026
Happy Numbers (Long)
HumanoidCPU
560
3ms
1 Jan 2026
Happy Numbers (Long)
sean-niemann
🥉
61
499ms
30 Dec 2025