12 Days of Christmas
25th
11th
24 Game
65th20th
26th
99 Bottles of Beer
40th
22nd
Abundant Numbers
130th
1st237th3,250th
Abundant Numbers (Long)
162nd
1st592nd
Arabic to Roman
166th
Arithmetic Numbers
200th139th63rd39th
Arrows
50th
Ascending Primes
107th211th123rd114th
ASCII Table
41st
45th123rd
Billiards
40th18th4th23rd67th
brainfuck
64th
46th12th
Card Number Validation
46th183rd💎21st249th
Catalan Numbers
458th
11th259th
Catalan’s Constant
292nd
226th59th488th
Christmas Trees
67th
14th26th78th
Collatz
182nd647th1st298th1,695th
CSS Colors
163rd
283rd408th
Cubes
94th
Day of Week
505th
576th
DFA Simulator
77th70th1st26th190th
Diamonds
78th
1st54th74th
Divisors
435th369th315th419th2,825th
Emirp Numbers
173rd
21st56th1,915th
Emirp Numbers (Long)
92nd
46th
Emojify
167th
Evil Numbers
337th
33rd994th737th
Evil Numbers (Long)
286th
29th700th836th
Factorial Factorisation
53rd87th
35th546th
Farey Sequence
366th
127th531st
Fibonacci
349th652nd1st2,479th7,818th
Fizz Buzz
661st
1st115th
Foo Fizz Buzz Bar
249th
206th
Forsyth–Edwards Notation
62nd
3rd
Fractions
209th
1st186th820th
Game of Life
44th122nd25th13th
Gijswijt’s Sequence
60th124th
200th
Happy Numbers
141st115th21st606th405th
Happy Numbers (Long)
92nd102nd21st359th
Hexdump
91st
Intersection
81st
35th752nd
Inventory Sequence
42nd70th
18th
ISBN
51st
6th72nd947th
Jacobi Symbol
155th
Kaprekar Numbers
176th18th
347th
Kolakoski Constant
201st
12th29th
Kolakoski Sequence
56th
44th67th322nd
Leap Years
731st
94th1,304th
Levenshtein Distance
272nd
220th
Leyland Numbers
163rd
223rd
ln 2
387th
1st3rd605th
Look and Say
143rd
28th11th
Lucky Numbers
229th
34th
Lucky Tickets
95th75th1st64th
Mahjong
35th60th52nd17th24th
Maze
135th
36th13th
Medal Tally
43rd208th30th12th187th
Morse Decoder
88th
112th
Morse Encoder
55th
57th
N Queens
27th115th
39th180th
Niven Numbers
716th207th1st480th1,147th
Niven Numbers (Long)
202nd268th17th65th
Number Spiral
58th41st23rd
Odious Numbers
526th
31st
602nd
Odious Numbers (Long)
465th
29th
780th
Ordinal Numbers
145th
43rd39th
PalindromemordnilaP
149th
25th56th
Pangram Grep
649th
1st70th151st
Pascal’s Triangle
245th
110th144th
Pernicious Numbers
920th236th1st197th834th
Pernicious Numbers (Long)
266th
366th
Polyominoes
25th56th89th8th9th
Prime Numbers
578th
182nd276th778th
Prime Numbers (Long)
522nd355th131st768th
Proximity Grid
58th
💎3rd33rd
QR Decoder
88th
Quine
240th
143rd495th3,146th
Recamán
47th
23rd7th975th
Repeating Decimals
16th
Reverse Polish Notation
232nd
1st99th
Reversi
98th
2nd77th
Rijndael S-box
23rd
5th25th69th
Rock-paper-scissors-Spock-lizard
34th
228th19th44th
Roman to Arabic
194th
ROT13
232nd243rd93rd40th171st
Rule 110
11th
364th
Seven Segment
47th
15th
SI Units
70th
Sierpiński Triangle
256th
3rd
245th
Smith Numbers
32nd
92nd16th
Spelling Numbers
134th
117th
Star Wars Opening Crawl
19th
2nd
Sudoku (Fill-in)
128th
Ten-pin Bowling
141st
Tic-tac-toe
83rd189th1st6th4th
Time Distance
22nd
Tongue-twisters
94th
Transpose Sentence
152nd304th1st61st282nd
United States
Vampire Numbers
33rd
10th
Van Eck Sequence
172nd
Zeckendorf Representation
47th34th1st44th555th
Zodiac Signs
58th
41st
γ
113th
712th
λ
62nd
949th
π
429th
71st1st974th
τ
400th
23rd1st757th
φ
13th967th
√2
1,098th
303rd11th1,132nd
𝑒
237th
10th12th1,066th