12 Days of Christmas
18th
24 Game
6th
76th
99 Bottles of Beer
1st
13th
Abundant Numbers
6th
92nd
Abundant Numbers (Long)
1st
28th
Arabic to Roman
7th
Arithmetic Numbers
1st
12th
5th
187th
Arrows
5th
Ascending Primes
5th
132nd
ASCII Table
💎
8th
37th
Billiards
3rd
31st
brainfuck
💎12th💎
💎2nd4th50th
108th
6th
Card Number Validation
2nd
32nd
Catalan Numbers
6th
22nd
77th
Catalan’s Constant
2nd
118th
Christmas Trees
23rd2nd
199th
Collatz
4th
32nd
CSS Colors
8th
Cubes
3rd
3rd
Day of Week
1st
20th
1st
DFA Simulator
💎
49th
Diamonds
11th
53rd
Divisors
1st
11th
43rd
1st
Emirp Numbers
1st
100th
Emirp Numbers (Long)
7th
131st
Emojify
4th
Evil Numbers
2nd
2nd
4th
1st
Evil Numbers (Long)
1st
1st
7th
33rd
Factorial Factorisation
2nd
138th
Farey Sequence
1st
26th
Fibonacci
1st
1st
1st
1st
1st
Fizz Buzz
1st108th1st
25th1st
54th
Foo Fizz Buzz Bar
2nd
1st
Forsyth–Edwards Notation
💎
3rd
59th
Fractions
9th
1st
Game of Life
1st
1st
43rd
Gijswijt’s Sequence
3rd
37th
Happy Numbers
4th
52nd
Happy Numbers (Long)
2nd
104th
Hexdump
5th
43rd
Hilbert Curve
4th
3rd
Intersection
8th
41st
Inventory Sequence
2nd
213th
ISBN
💎
6th
8th
55th
Jacobi Symbol
4th
131st
Kaprekar Numbers
12th
94th
Kolakoski Constant
5th
Kolakoski Sequence
9th
108th
Leap Years
2nd
8th
49th
Levenshtein Distance
6th
42nd
Leyland Numbers
4th
7th
ln 2
💎
1st
Look and Say
9th
118th
Lucky Numbers
5th
43rd
Lucky Tickets
6th
30th
Mahjong
2nd
20th
Mandelbrot
4th
21st
Maze
4th
Medal Tally
2nd
32nd
Morse Decoder
6th
Morse Encoder
3rd
Musical Chords
4th
N Queens
6th
60th
Niven Numbers
1st
1st
16th
115th
36th
Niven Numbers (Long)
14th
23rd
26th
37th
Number Spiral
12th
50th
Odious Numbers
💎
💎
1st
1st
Odious Numbers (Long)
1st
💎
1st
1st
Ordinal Numbers
3rd
5th
103rd
PalindromemordnilaP
2nd
66th
Pangram Grep
2nd
6th17th50th
52nd
Partition Numbers
7th
61st
Pascal’s Triangle
7th
119th
Pernicious Numbers
1st
1st
1st
Pernicious Numbers (Long)
8th
74th
Poker
4th
Polyominoes
2nd
Prime Numbers
6th
1st
33rd
20th
9th147th
Prime Numbers (Long)
1st
31st
6th
14th48th
Proximity Grid
2nd
QR Decoder
11th
Quine
131st
1st
4th
1st
30th
67th
Recamán
1st
50th
Repeating Decimals
3rd
Reverse Polish Notation
2nd
31st
Reversi
8th
Rijndael S-box
10th
14th34th
Rock-paper-scissors-Spock-lizard
4th
Roman to Arabic
1st
3rd
32nd
ROT13
2nd13th3rd
22nd47th
10th6th
Rule 110
5th
100th
Scrambled Sort
💎
6th
Set
1st
2nd
61st
Seven Segment
💎
💎
11th
SI Units
2nd
Sierpiński Triangle
1st18th
13th
Smith Numbers
2nd
💎
74th
Spelling Numbers
💎
3rd
Star Wars GPT
4th
9th
43rd
Star Wars Opening Crawl
3rd
Sudoku
3rd
Sudoku (Fill-in)
3rd
Ten-pin Bowling
4th
116th
Tic-tac-toe
5th
5th
63rd
Time Distance
6th
Tongue-twisters
11th
Topological Sort
3rd
55th
Transpose Sentence
3rd
49th
Trinomial Triangle
3rd
United States
6th
Vampire Numbers
6th
173rd
Van Eck Sequence
7th
5th
30th
Zeckendorf Representation
3rd
43rd
Zodiac Signs
12th
γ
💎
λ
8th
38th
60th
π
💎
3rd
8th
τ
💎
3rd
9th
φ
1st
115th
√2
1st
1st
𝑒
1st
4th
1st7th