12 Days of Christmas
7th
24 Game
5th
99 Bottles of Beer
11th
Abundant Numbers
29th
13th
153rd
Abundant Numbers (Long)
12th
161st
Arabic to Roman
8th
Arithmetic Numbers
33rd
8th
109th
Arrows
8th
Ascending Primes
5th
54th
ASCII Table
7th
brainfuck
7th
Card Number Validation
8th
Catalan Numbers
11th
197th
Catalan’s Constant
1st
Christmas Trees
7th
Collatz
12th
CSS Colors
8th
Cubes
9th
Day of Week
6th
160th
DFA Simulator
6th
78th
Diamonds
9th
Divisors
35th
13th
103rd
Emirp Numbers
30th
9th
181st
Emirp Numbers (Long)
27th
7th
97th
Emojify
8th
Evil Numbers
39th
11th
223rd
Evil Numbers (Long)
38th
5th
140th
Factorial Factorisation
6th
Farey Sequence
6th
Fibonacci
1st1st159th
Fizz Buzz
79th54th128th38th41st53rd15th1st6th93rd186th15th
Foo Fizz Buzz Bar
9th
289th
Forsyth–Edwards Notation
5th
93rd
Fractions
26th
10th
53rd
Game of Life
149th
Gijswijt’s Sequence
10th
92nd
Happy Numbers
6th
Happy Numbers (Long)
4th
Hexdump
104th
Intersection
8th
Inventory Sequence
6th
ISBN
9th
Jacobi Symbol
10th
Kaprekar Numbers
6th
Kolakoski Constant
10th
Kolakoski Sequence
7th
Leap Years
18th
750th
Levenshtein Distance
7th
Leyland Numbers
9th
79th
ln 2
1st
Look and Say
11th
Lucky Numbers
4th
Lucky Tickets
8th
Mahjong
42nd
Maze
100th
Medal Tally
102nd
Morse Decoder
9th
Morse Encoder
10th
Musical Chords
26th
85th
N Queens
6th
100th
Niven Numbers
6th32nd32nd
Niven Numbers (Long)
1st
110th
Number Spiral
5th
Odious Numbers
41st
9th
110th
Odious Numbers (Long)
37th
12th
90th
Ordinal Numbers
8th
166th
PalindromemordnilaP
13th
3rd
54th
Pangram Grep
13th
Pascal’s Triangle
10th
308th
Pernicious Numbers
24th
1st
57th
Pernicious Numbers (Long)
17th
185th
Poker
25th
107th
Polyominoes
3rd
Prime Numbers
28th
13th
68th
Prime Numbers (Long)
14th
229th
Proximity Grid
87th
QR Decoder
22nd
60th
Quine
181st1st
58th
Recamán
33rd
4th
242nd
Repeating Decimals
100th
Reverse Polish Notation
5th
Reversi
53rd
Rijndael S-box
5th
Rock-paper-scissors-Spock-lizard
10th
Roman to Arabic
9th
ROT13
7th
52nd
Rule 110
10th
128th
Scrambled Sort
4th
Seven Segment
10th
SI Units
58th
Sierpiński Triangle
14th
Smith Numbers
4th
Spelling Numbers
5th
Star Wars Opening Crawl
6th
Sudoku
7th
Sudoku (Fill-in)
7th
Ten-pin Bowling
25th
10th
81st
Time Distance
130th
Tongue-twisters
8th
Transpose Sentence
5th
41st
United States
5th
52nd
Vampire Numbers
7th
Van Eck Sequence
7th
Zeckendorf Representation
8th
Zodiac Signs
98th
γ
1st
λ
8th
π
1st
τ
1st
φ
1st
√2
1st
133rd
𝑒
1st