12 Days of Christmas
529th
7th
24 Game
💎
99 Bottles of Beer
5th219th
6th
Abundant Numbers
151st
59th9th
Abundant Numbers (Long)
124th
3rd
Arabic to Roman
284th
5th
Arithmetic Numbers
171st
Arrows
104th
2nd
Ascending Primes
5th
ASCII Table
5th
Billiards
84th
brainfuck
207th
2nd
Card Number Validation
6th
Catalan Numbers
372nd
2nd
Catalan’s Constant
2nd
Christmas Trees
413th
5th
Collatz
184th102nd
307th
9th
CSS Colors
3rd
Cubes
152nd
5th
Day of Week
297th
DFA Simulator
91st
Diamonds
310th
6th
Divisors
16th263rd
718th
105th9th
Emirp Numbers
365th
1st
Emirp Numbers (Long)
175th
3rd
Emojify
8th
Evil Numbers
22nd
32nd
81st
28th381st
71st1st
Evil Numbers (Long)
268th
6th
Factorial Factorisation
79th
5th5th
Farey Sequence
192nd
4th
Fibonacci
63rd
24th347th
176th
5th
Fizz Buzz
56th
401st
1,231st225th37th854th
10th37th38th
Foo Fizz Buzz Bar
24th
17th274th
8th
Forsyth–Edwards Notation
150th
10th
Fractions
18th
4th
Game of Life
92nd
5th
Gijswijt’s Sequence
9th
Happy Numbers
331st
13th
Happy Numbers (Long)
85th
4th
Hexdump
120th
3rd
Intersection
166th
4th
Inventory Sequence
74th
6th
ISBN
72nd
34th6th
Kaprekar Numbers
2nd
Kolakoski Constant
3rd
Kolakoski Sequence
16th
33rd
11th
Leap Years
15th414th
8th
Levenshtein Distance
166th
Leyland Numbers
273rd
2nd
ln 2
2nd
Look and Say
13th
235th
5th
Lucky Numbers
203rd
5th
Lucky Tickets
99th
Maze
45th
6th
Medal Tally
63rd
6th
Morse Decoder
5th
Morse Encoder
7th
N Queens
3rd
Niven Numbers
6th
293rd
104th13th
Niven Numbers (Long)
133rd
60th3rd
Number Spiral
4th
Odious Numbers
69th180th
286th
1st
Odious Numbers (Long)
235th
6th
Ordinal Numbers
1st
PalindromemordnilaP
130th
6th
Pangram Grep
242nd
1st
Pascal’s Triangle
282nd
5th
Pernicious Numbers
24th
215th
3rd
Pernicious Numbers (Long)
4th
Polyominoes
5th
Prime Numbers
16th
39th122nd
1st
Prime Numbers (Long)
18th226th
4th
Proximity Grid
36th
6th
Quine
1st
136th263rd
741st
24th
Recamán
88th
5th
Repeating Decimals
82nd
Reverse Polish Notation
162nd
Reversi
9th
Rijndael S-box
2nd
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
146th
6th
ROT13
186th
10th
Rule 110
89th
7th
Seven Segment
6th
267th
2nd
Sierpiński Triangle
7th
317th
6th
Smith Numbers
172nd
2nd
Spelling Numbers
3rd
Star Wars Opening Crawl
97th
Sudoku
94th
Sudoku (Fill-in)
90th
Ten-pin Bowling
94th
4th
Tic-tac-toe
15th
Time Distance
169th
Tongue-twisters
9th
4th
Transpose Sentence
111th
United States
8th
Vampire Numbers
122nd
2nd
Van Eck Sequence
264th
6th
Zeckendorf Representation
135th
Zodiac Signs
57th
6th
γ
2nd
λ
138th
4th11th
π
137th
3rd8th
τ
116th
3rd8th
φ
88th
3rd8th
√2
15th
1st
3rd9th
𝑒
13th1st
3rd7th