12 Days of Christmas
578th
7th
24 Game
💎
99 Bottles of Beer
5th246th
6th
Abundant Numbers
171st
65th10th
Abundant Numbers (Long)
146th
3rd
Arabic to Roman
303rd
5th
Arithmetic Numbers
196th
💎
Arrows
125th
2nd
Ascending Primes
6th
ASCII Table
5th
Billiards
104th
brainfuck
232nd
3rd
Card Number Validation
6th
Catalan Numbers
401st
2nd
Catalan’s Constant
2nd
Christmas Trees
454th
5th
Collatz
204th118th
334th
9th
CSS Colors
3rd
Cubes
166th
5th
Day of Week
328th
DFA Simulator
106th
Diamonds
333rd
6th
Divisors
17th279th
766th
117th9th
Emirp Numbers
390th
1st
Emirp Numbers (Long)
199th
3rd
Emojify
8th
Evil Numbers
27th
35th
88th
31st419th
80th1st
Evil Numbers (Long)
297th
6th
Factorial Factorisation
98th
5th6th
Farey Sequence
223rd
4th
Fibonacci
66th
25th377th
197th
6th
Fizz Buzz
59th
424th
1,269th234th39th898th
10th39th40th
Foo Fizz Buzz Bar
26th
17th303rd
8th
Forsyth–Edwards Notation
169th
10th
Fractions
19th
4th
Game of Life
106th
5th
Gijswijt’s Sequence
9th
Happy Numbers
355th
13th
Happy Numbers (Long)
104th
4th
Hexdump
133rd
3rd
Intersection
185th
4th
Inventory Sequence
94th
6th
ISBN
90th
38th6th
Kaprekar Numbers
3rd
Kolakoski Constant
3rd
Kolakoski Sequence
19th
37th
11th
Leap Years
16th447th
9th
Levenshtein Distance
185th
Leyland Numbers
297th
2nd
ln 2
2nd
Look and Say
16th
265th
5th
Lucky Numbers
224th
5th
Lucky Tickets
116th
Maze
59th
7th
Medal Tally
77th
6th
Morse Decoder
5th
Morse Encoder
8th
N Queens
3rd
Niven Numbers
7th
320th
115th13th
Niven Numbers (Long)
156th
67th4th
Number Spiral
4th
Odious Numbers
75th189th
318th
1st
Odious Numbers (Long)
260th
6th
Ordinal Numbers
1st
PalindromemordnilaP
161st
6th
Pangram Grep
263rd
1st
Pascal’s Triangle
306th
5th
Pernicious Numbers
28th
243rd
3rd
Pernicious Numbers (Long)
4th
Polyominoes
6th
Prime Numbers
19th
40th151st
1st
Prime Numbers (Long)
18th254th
4th
Proximity Grid
48th
6th
Quine
1st
143rd275th
787th
25th
Recamán
102nd
4th
Repeating Decimals
99th
Reverse Polish Notation
184th
Reversi
9th
Rijndael S-box
2nd
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
161st
6th
ROT13
212th
11th
Rule 110
104th
7th
Seven Segment
6th
288th
2nd
Sierpiński Triangle
8th
340th
6th
Smith Numbers
190th
2nd
Spelling Numbers
3rd
Star Wars Opening Crawl
111th
Sudoku
109th
Sudoku (Fill-in)
105th
Ten-pin Bowling
109th
4th
Tic-tac-toe
16th
Time Distance
186th
Tongue-twisters
11th
4th
Transpose Sentence
133rd
United States
8th
Vampire Numbers
142nd
2nd
Van Eck Sequence
286th
6th
Zeckendorf Representation
159th
Zodiac Signs
73rd
6th
γ
2nd
λ
151st
4th13th
π
160th
3rd
τ
134th
3rd9th
φ
102nd
3rd10th
√2
18th
1st
3rd10th
𝑒
13th1st
3rd9th