12 Days of Christmas
199th
24 Game
14th
99 Bottles of Beer
119th
Abundant Numbers
88th
Abundant Numbers (Long)
67th
Arabic to Roman
34th
Arithmetic Numbers
88th
Arrows
29th
Ascending Primes
71st
ASCII Table
29th
Billiards
25th
Card Number Validation
45th
Catalan Numbers
1st
Catalan’s Constant
48th
Christmas Trees
97th
Collatz
7th
Cubes
6th
Day of Week
1st
DFA Simulator
17th
Diamonds
37th
Divisors
365th
Emirp Numbers
169th
Evil Numbers
444th
Evil Numbers (Long)
32nd
Factorial Factorisation
10th
Farey Sequence
71st
Fibonacci
1st
Fizz Buzz
1st
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
45th
Fractions
283rd
Game of Life
39th
Gijswijt’s Sequence
30th
Happy Numbers
233rd
Hexdump
34th
Intersection
50th
Inventory Sequence
38th
ISBN
149th
Kolakoski Sequence
6th
Leap Years
12th
Levenshtein Distance
60th
Leyland Numbers
243rd
ln 2
104th
Look and Say
14th
Lucky Numbers
96th
Lucky Tickets
86th
Mahjong
13th
Maze
26th
Medal Tally
57th
Morse Decoder
106th
Morse Encoder
47th
N Queens
22nd
Niven Numbers
1st
Niven Numbers (Long)
76th
Number Spiral
20th
Odious Numbers
261st
Ordinal Numbers
98th
PalindromemordnilaP
54th
Pangram Grep
46th
Pascal’s Triangle
1st
Pernicious Numbers
94th
Pernicious Numbers (Long)
45th
Poker
36th
Polyominoes
8th
Prime Numbers
140th
Prime Numbers (Long)
42nd
Proximity Grid
22nd
QR Decoder
42nd
Quine
676th
Recamán
80th
Repeating Decimals
41st
Reverse Polish Notation
143rd
Reversi
27th
Rock-paper-scissors-Spock-lizard
59th
Roman to Arabic
67th
ROT13
59th
Rule 110
9th
Set
21st
Seven Segment
77th
Sierpiński Triangle
26th
Smith Numbers
75th
Spelling Numbers
83rd
Sudoku (Fill-in)
36th
Ten-pin Bowling
21st
Tic-tac-toe
43rd
Time Distance
68th
Transpose Sentence
69th
Van Eck Sequence
55th
Zeckendorf Representation
17th
Zodiac Signs
35th
π
73rd