12 Days of Christmas
23rd
24 Game
10th
99 Bottles of Beer
17th
Abundant Numbers
1st
12th
Abundant Numbers (Long)
1st
90th
Arabic to Roman
3rd
Arithmetic Numbers
24th
Arrows
7th
9th
Ascending Primes
45th
ASCII Table
17th
Billiards
22nd
brainfuck
38th
Calendar
1st
Card Number Validation
23rd
Catalan Numbers
1st
Catalan’s Constant
14th
Christmas Trees
19th
Collatz
27th
40th
Continued Fractions
1st
CSS Colors
1st
5th
Cubes
24th
Day of Week
7th
8th
1st
DFA Simulator
33rd
Diamonds
29th
17th
68th
Divisors
30th
361st
Emirp Numbers
22nd
111th
Emirp Numbers (Long)
21st
29th
Emojify
36th
Evil Numbers
1st
327th
Evil Numbers (Long)
1st
221st
19th
Factorial Factorisation
15th
Farey Sequence
55th
Fibonacci
47th
168th
Fizz Buzz
566th1,353rd39th
285th63rd
325th
Foo Fizz Buzz Bar
24th
1st
Forsyth–Edwards Notation
7th
16th
Fractions
25th
10th
1st
Game of Life
11th
29th
Gijswijt’s Sequence
8th
Gray Code Decoder
38th
Gray Code Encoder
1st
Happy Numbers
13th94th
1st
1st
Happy Numbers (Long)
2nd
37th
Hexdump
58th
Hilbert Curve
2nd2nd
2nd3rd
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💎
2nd
Intersection
33rd
Inventory Sequence
31st
ISBN
28th
14th23rd
19th
76th
Jacobi Symbol
19th
Kaprekar Numbers
14th
Kolakoski Constant
2nd
Kolakoski Sequence
20th
Leap Years
21st
96th
Levenshtein Distance
30th
Leyland Numbers
8th
ln 2
74th
Look and Say
8th
6th
Lucky Numbers
45th
13th
34th
Lucky Tickets
34th
Mahjong
💎
Mandelbrot
22nd
Maze
23rd
Medal Tally
22nd
Minesweeper
28th
Morse Decoder
23rd
Morse Encoder
8th
Multitap Input
30th
Musical Chords
12th
N Queens
4th
Niven Numbers
20th
87th
Niven Numbers (Long)
20th
49th
Number Spiral
38th
Odious Numbers
1st
160th
Odious Numbers (Long)
1st
115th
Ordinal Numbers
12th
78th
PalindromemordnilaP
28th
Pangram Grep
29th34th
201st7th
9th
45th
99th
17th
Partition Numbers
26th
Pascal’s Triangle
35th
29th
1st
Pernicious Numbers
21st
115th
Pernicious Numbers (Long)
23rd
38th
Poker
25th
Polyominoes
6th
Prime Numbers
43rd1st
49th
172nd
Prime Numbers (Long)
1st
47th
61st
Proximity Grid
10th
QR Decoder
12th
Quine
80th
Recamán
28th
Repeating Decimals
1st
Reverse Polish Notation
3rd
Reversi
20th
Rijndael S-box
17th
Rock-paper-scissors-Spock-lizard
16th
Roman to Arabic
34th
ROT13
67th
Rule 110
25th
Scrambled Sort
7th
Set
38th
Seven Segment
26th
SI Units
2nd
Sierpiński Triangle
17th
Smith Numbers
22nd
Spelling Numbers
9th
Star Wars GPT
1st
Star Wars Opening Crawl
9th
Sudoku
9th
Sudoku (Fill-in)
3rd
Ten-pin Bowling
8th
Tic-tac-toe
23rd
Time Distance
6th
14th
Tongue-twisters
57th
Topological Sort
13th
Tower of Hanoi
35th
Transpose Sentence
3rd
Trinomial Triangle
30th
United States
53rd
Vampire Numbers
24th
Van Eck Sequence
1st
Zeckendorf Representation
30th
Zodiac Signs
15th
γ
3rd
λ
3rd
π
16th
τ
11th
φ
49th
√2
111th
𝑒
101st42nd