12 Days of Christmas
6th
24 Game
5th
65th
99 Bottles of Beer
8th
Abundant Numbers
59th1st
28th
136th
Abundant Numbers (Long)
57th2nd
37th
325th
Arabic to Roman
3rd
Arithmetic Numbers
37th7th
38th
193rd
Arrows
12th
24th
75th
Ascending Primes
21st10th
ASCII Table
18th
Billiards
6th
brainfuck
51st8th23rd
30th
214th
Card Number Validation
6th
Catalan Numbers
16th
31st
158th
Catalan’s Constant
12th
Christmas Trees
8th
25th
256th
Collatz
37th3rd
19th
24th
CSS Colors
10th
Cubes
3rd
Day of Week
1st
33rd
123rd
DFA Simulator
6th
Diamonds
8th
33rd
266th
Divisors
81st14th
51st
778th
Emirp Numbers
32nd1st1st
27th
117th
Emirp Numbers (Long)
10th
Emojify
3rd
Evil Numbers
111th5th
31st
223rd
Evil Numbers (Long)
68th1st
43rd
420th
Factorial Factorisation
7th
Farey Sequence
9th
21st
44th
Fibonacci
8th1st
41st
1st
Fizz Buzz
81st19th46th163rd37th26th48th130th1st54th15th21st16th42nd59th46th50th43rd33rd76th27th27th40th173rd64th189th70th68th29th1st1st20th88th39th20th222nd53rd28th32nd166th110th286th21st639th37th132nd15th8th277th289th14th24th71st136th21st13th45th19th43rd51st
Foo Fizz Buzz Bar
15th
12th
Forsyth–Edwards Notation
5th
Fractions
1st
Game of Life
8th
Gijswijt’s Sequence
4th
Happy Numbers
1st
8th
1st
Happy Numbers (Long)
8th
16th
36th
Hexdump
8th
Intersection
2nd
28th
151st
Inventory Sequence
7th
25th
83rd
ISBN
7th
Jacobi Symbol
5th
Kaprekar Numbers
9th
Kolakoski Constant
7th
17th
60th
Kolakoski Sequence
14th
18th
66th
Leap Years
6th
27th
187th
Levenshtein Distance
4th
41st
Leyland Numbers
8th
35th
196th
ln 2
11th
147th
Look and Say
7th
31st
293rd
Lucky Numbers
11th
30th
160th
Lucky Tickets
9th
Mahjong
5th
Maze
8th
Medal Tally
4th
Morse Decoder
2nd
Morse Encoder
4th
Musical Chords
8th
N Queens
8th
Niven Numbers
1st
37th
269th
Niven Numbers (Long)
1st
28th
72nd
Number Spiral
6th
22nd
81st
Odious Numbers
91st1st
31st
126th
Odious Numbers (Long)
59th1st
43rd
358th
Ordinal Numbers
2nd
PalindromemordnilaP
7th
Pangram Grep
10th
Partition Numbers
6th
Pascal’s Triangle
15th
40th
374th
Pernicious Numbers
36th1st
22nd
1st
Pernicious Numbers (Long)
1st
36th
160th
Poker
10th
Polyominoes
4th
Prime Numbers
52nd3rd
23rd
42nd
Prime Numbers (Long)
36th10th
18th
41st
Proximity Grid
9th
QR Decoder
6th
Quine
1st
1st
20th
49th
746th
Recamán
15th
29th
197th
Repeating Decimals
2nd
Reverse Polish Notation
6th
Reversi
3rd
Rijndael S-box
8th
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
9th
ROT13
6th
Rule 110
2nd
Seven Segment
7th
SI Units
3rd
Sierpiński Triangle
8th
23rd
75th
Smith Numbers
5th
25th
115th
Spelling Numbers
6th
Star Wars Opening Crawl
9th
Sudoku
5th
Sudoku (Fill-in)
8th
Ten-pin Bowling
6th
Tic-tac-toe
5th
Time Distance
7th
Tongue-twisters
7th
23rd
105th
Transpose Sentence
3rd
United States
7th
Vampire Numbers
7th
Van Eck Sequence
11th
Zeckendorf Representation
5th
Zodiac Signs
10th
γ
8th
λ
9th
π
15th
20th
60th
τ
13th
21st
57th
φ
17th
26th
96th
√2
15th
11th
31st
136th
𝑒
17th
39th
233rd8th