12 Days of Christmas
6th
9th
24 Game
2nd
6th
91st
99 Bottles of Beer
8th
4th
Abundant Numbers
59th1st
34th
5th
154th
Abundant Numbers (Long)
64th2nd
43rd
3rd
382nd
Arabic to Roman
3rd
8th
Arithmetic Numbers
45th9th
41st
8th
248th
Arrows
12th
26th
89th
Ascending Primes
24th12th
ASCII Table
19th
Billiards
3rd
5th
brainfuck
64th9th25th
34th
242nd
Card Number Validation
3rd
8th
Catalan Numbers
9th
38th
13th
186th
Catalan’s Constant
10th
Christmas Trees
8th
29th
284th
Collatz
43rd3rd
22nd
2nd
34th
CSS Colors
12th
Cubes
4th
Day of Week
1st
37th
1st
148th
DFA Simulator
5th
Diamonds
8th
39th
4th
300th
Divisors
94th16th
57th
4th
841st
Emirp Numbers
33rd1st1st
31st
6th
135th
Emirp Numbers (Long)
6th
Emojify
3rd
9th
Evil Numbers
126th5th
36th
3rd
248th
Evil Numbers (Long)
79th1st
47th
1st
488th
Factorial Factorisation
7th
6th
Farey Sequence
9th
25th
4th
56th
Fibonacci
12th1st
46th
1st
1st
198th
Fizz Buzz
81st22nd51st175th39th26th49th139th3rd57th15th25th18th47th62nd50th52nd46th37th80th30th31st35th181st69th198th74th72nd34th1st1st20th90th42nd32nd233rd55th31st36th175th115th293rd21st681st42nd135th10th294th303rd19th25th79th140th24th17th45th20th44th15th
Foo Fizz Buzz Bar
18th
15th
15th
Forsyth–Edwards Notation
6th
3rd
Fractions
1st
10th
Game of Life
4th
Gijswijt’s Sequence
4th
4th
Happy Numbers
1st
8th
7th
1st
Happy Numbers (Long)
8th
17th
13th
43rd
Hexdump
9th
Hilbert Curve
10th
Intersection
2nd
33rd
4th
172nd
Inventory Sequence
4th
30th
3rd
103rd
ISBN
7th
8th
Jacobi Symbol
6th
Kaprekar Numbers
9th
8th
Kolakoski Constant
5th
19th
75th
Kolakoski Sequence
13th
20th
6th
72nd
Leap Years
7th
32nd
3rd
217th
Levenshtein Distance
4th
4th
51st
Leyland Numbers
9th
39th
4th
221st
ln 2
2nd
12th
Look and Say
8th
36th
327th
Lucky Numbers
8th
31st
5th
180th
Lucky Tickets
10th
Mahjong
5th
Mandelbrot
1st
5th
Maze
8th
Medal Tally
5th
Minesweeper
2nd
4th
Morse Decoder
2nd
Morse Encoder
5th
Musical Chords
11th
N Queens
9th
Niven Numbers
1st
43rd
1st
300th
Niven Numbers (Long)
1st
32nd
7th
92nd
Number Spiral
5th
25th
4th
89th
Odious Numbers
106th1st
35th
3rd
142nd
Odious Numbers (Long)
71st1st
47th
1st
425th
Ordinal Numbers
1st
8th
PalindromemordnilaP
6th
Pangram Grep
7th
5th
Partition Numbers
10th
13th
Pascal’s Triangle
16th
45th
6th
417th
Pernicious Numbers
44th1st
26th
1st
1st
Pernicious Numbers (Long)
1st
40th
1st
187th
Poker
10th
Polyominoes
4th
Prime Numbers
59th3rd
27th
35th
4th
52nd
21st
Prime Numbers (Long)
42nd12th
20th
5th
50th
1st
Proximity Grid
9th
QR Decoder
6th
4th
Quine
1st
1st
23rd
56th
1st
810th
1st
Recamán
15th
35th
9th
219th
Repeating Decimals
3rd
Reverse Polish Notation
4th
5th
Reversi
3rd
9th
Rijndael S-box
8th
Rock-paper-scissors-Spock-lizard
5th
9th
Roman to Arabic
8th
10th
ROT13
4th
5th
Rule 110
3rd
8th
Scrambled Sort
5th
Set
7th
Seven Segment
4th
5th
SI Units
3rd
Sierpiński Triangle
10th
25th
90th
Smith Numbers
7th
28th
8th
129th
Spelling Numbers
7th
8th
Star Wars GPT
4th
Star Wars Opening Crawl
8th
Sudoku
3rd
Sudoku (Fill-in)
5th
Ten-pin Bowling
6th
Tic-tac-toe
2nd
Time Distance
7th
Tongue-twisters
8th
26th
5th
121st
Topological Sort
4th
Transpose Sentence
3rd
Trinomial Triangle
4th4th3rd
3rd
93rd
United States
💎
8th
2nd
14th
Vampire Numbers
7th
Van Eck Sequence
7th
3rd
Zeckendorf Representation
5th
7th
Zodiac Signs
10th
γ
5th
λ
8th
π
13th
21st
11th
78th
τ
12th
22nd
13th
71st
φ
16th
30th
10th
116th
√2
15th
13th
34th
1st
162nd
𝑒
3rd
43rd
5th
265th13th