12 Days of Christmas
555th
7th
24 Game
💎
99 Bottles of Beer
5th230th
6th
Abundant Numbers
161st
64th10th
Abundant Numbers (Long)
137th
3rd
Arabic to Roman
292nd
5th
Arithmetic Numbers
182nd
💎
Arrows
113th
2nd
Ascending Primes
6th
ASCII Table
5th
Billiards
93rd
brainfuck
221st
3rd
Card Number Validation
6th
Catalan Numbers
389th
2nd
Catalan’s Constant
2nd
Christmas Trees
434th
5th
Collatz
198th112th
319th
9th
CSS Colors
3rd
Cubes
158th
5th
Day of Week
314th
DFA Simulator
97th
Diamonds
322nd
6th
Divisors
17th273rd
748th
113th9th
Emirp Numbers
377th
1st
Emirp Numbers (Long)
189th
3rd
Emojify
8th
Evil Numbers
25th
34th
85th
28th407th
76th1st
Evil Numbers (Long)
284th
6th
Factorial Factorisation
87th
5th6th
Farey Sequence
204th
4th
Fibonacci
64th
24th373rd
188th
6th
Fizz Buzz
58th
417th
1,250th232nd38th877th
10th39th38th
Foo Fizz Buzz Bar
25th
17th291st
8th
Forsyth–Edwards Notation
158th
10th
Fractions
18th
4th
Game of Life
97th
5th
Gijswijt’s Sequence
9th
Happy Numbers
344th
13th
Happy Numbers (Long)
97th
4th
Hexdump
123rd
3rd
Intersection
177th
4th
Inventory Sequence
84th
6th
ISBN
80th
37th6th
Kaprekar Numbers
3rd
Kolakoski Constant
3rd
Kolakoski Sequence
17th
36th
11th
Leap Years
15th429th
8th
Levenshtein Distance
184th
Leyland Numbers
287th
2nd
ln 2
2nd
Look and Say
16th
253rd
5th
Lucky Numbers
212th
5th
Lucky Tickets
108th
Maze
50th
7th
Medal Tally
68th
6th
Morse Decoder
5th
Morse Encoder
8th
N Queens
3rd
Niven Numbers
7th
308th
112th13th
Niven Numbers (Long)
147th
64th4th
Number Spiral
4th
Odious Numbers
73rd184th
305th
1st
Odious Numbers (Long)
249th
6th
Ordinal Numbers
1st
PalindromemordnilaP
146th
6th
Pangram Grep
255th
1st
Pascal’s Triangle
295th
5th
Pernicious Numbers
28th
230th
3rd
Pernicious Numbers (Long)
4th
Polyominoes
5th
Prime Numbers
19th
39th137th
1st
Prime Numbers (Long)
18th244th
4th
Proximity Grid
39th
6th
Quine
1st
141st264th
767th
25th
Recamán
96th
5th
Repeating Decimals
90th
Reverse Polish Notation
171st
Reversi
9th
Rijndael S-box
2nd
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
156th
6th
ROT13
201st
10th
Rule 110
99th
7th
Seven Segment
6th
282nd
2nd
Sierpiński Triangle
8th
326th
6th
Smith Numbers
180th
2nd
Spelling Numbers
3rd
Star Wars Opening Crawl
104th
Sudoku
103rd
Sudoku (Fill-in)
95th
Ten-pin Bowling
103rd
4th
Tic-tac-toe
15th
Time Distance
179th
Tongue-twisters
11th
4th
Transpose Sentence
121st
United States
8th
Vampire Numbers
134th
2nd
Van Eck Sequence
277th
6th
Zeckendorf Representation
148th
Zodiac Signs
62nd
6th
γ
2nd
λ
142nd
4th12th
π
150th
3rd9th
τ
123rd
3rd9th
φ
97th
3rd9th
√2
15th
1st
3rd10th
𝑒
13th1st
3rd8th