12 Days of Christmas
564th
7th
24 Game
💎
99 Bottles of Beer
5th276th
6th
Abundant Numbers
214th
61st10th
Abundant Numbers (Long)
158th
3rd
Arabic to Roman
302nd
5th
Arithmetic Numbers
196th
💎
Arrows
70th
2nd
Ascending Primes
6th
ASCII Table
5th
Billiards
93rd
brainfuck
237th
3rd
Card Number Validation
6th
Catalan Numbers
382nd
2nd
Catalan’s Constant
3rd
Christmas Trees
439th
5th
Collatz
192nd105th
340th
9th
CSS Colors
3rd
Cubes
125th
5th
Day of Week
308th
DFA Simulator
99th
Diamonds
335th
6th
Divisors
16th272nd
756th
110th9th
Emirp Numbers
394th
3rd
Emirp Numbers (Long)
191st
3rd
Emojify
7th
Evil Numbers
33rd
84th
28th397th
74th1st
Evil Numbers (Long)
280th
6th
Factorial Factorisation
94th
6th6th
Farey Sequence
201st
4th
Fibonacci
63rd
24th365th
186th
6th
Fizz Buzz
57th
416th
1,247th232nd38th894th
10th39th38th
Foo Fizz Buzz Bar
25th
17th316th
8th
Forsyth–Edwards Notation
154th
10th
Fractions
19th
4th
Game of Life
102nd
5th
Gijswijt’s Sequence
9th
Happy Numbers
352nd
13th
Happy Numbers (Long)
120th
4th
Hexdump
132nd
3rd
Intersection
191st
4th
Inventory Sequence
88th
6th
ISBN
117th
37th6th
Kaprekar Numbers
4th
Kolakoski Constant
3rd
Kolakoski Sequence
16th
36th
11th
Leap Years
15th433rd
8th
Levenshtein Distance
191st
Leyland Numbers
285th
2nd
ln 2
3rd
Look and Say
15th
252nd
5th
Lucky Numbers
209th
5th
Lucky Tickets
119th
Maze
61st
7th
Medal Tally
80th
6th
Morse Decoder
5th
Morse Encoder
8th
N Queens
3rd
Niven Numbers
6th
313th
109th13th
Niven Numbers (Long)
156th
63rd4th
Number Spiral
4th
Odious Numbers
72nd184th
301st
1st
Odious Numbers (Long)
246th
6th
Ordinal Numbers
1st
PalindromemordnilaP
151st
6th
Pangram Grep
266th
1st
Pascal’s Triangle
306th
5th
Pernicious Numbers
27th
229th
4th
Pernicious Numbers (Long)
4th
Polyominoes
5th
Prime Numbers
18th
39th132nd
1st
Prime Numbers (Long)
18th254th
4th
Proximity Grid
57th
6th
Quine
1st
139th258th
759th
24th
Recamán
35th
5th
Repeating Decimals
98th
Reverse Polish Notation
173rd
Reversi
9th
Rijndael S-box
2nd
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
171st
6th
ROT13
199th
10th
Rule 110
99th
7th
Seven Segment
6th
280th
2nd
Sierpiński Triangle
7th
325th
6th
Smith Numbers
186th
2nd
Spelling Numbers
3rd
Star Wars Opening Crawl
106th
Sudoku
102nd
Sudoku (Fill-in)
97th
Ten-pin Bowling
101st
4th
Tic-tac-toe
15th
Time Distance
176th
Tongue-twisters
11th
4th
Transpose Sentence
129th
United States
8th
Vampire Numbers
141st
2nd
Van Eck Sequence
279th
6th
Zeckendorf Representation
143rd
Zodiac Signs
81st
6th
γ
3rd
λ
152nd
5th12th
π
166th
4th9th
τ
133rd
4th9th
φ
101st
4th9th
√2
15th
1st
4th10th
𝑒
13th1st
4th8th