12 Days of Christmas
7th
24 Game
5th
99 Bottles of Beer
11th
Abundant Numbers
29th
12th
152nd
Abundant Numbers (Long)
11th
159th
Arabic to Roman
8th
Arithmetic Numbers
32nd
7th
112th
Arrows
8th
Ascending Primes
5th
53rd
ASCII Table
7th
brainfuck
7th
Card Number Validation
8th
Catalan Numbers
11th
195th
Catalan’s Constant
1st
Christmas Trees
7th
Collatz
12th
CSS Colors
8th
Cubes
9th
Day of Week
6th
158th
DFA Simulator
6th
77th
Diamonds
9th
Divisors
34th
13th
101st
Emirp Numbers
30th
9th
179th
Emirp Numbers (Long)
27th
7th
96th
Emojify
8th
Evil Numbers
38th
11th
222nd
Evil Numbers (Long)
37th
5th
139th
Factorial Factorisation
6th
Farey Sequence
6th
Fibonacci
1st1st157th
Fizz Buzz
79th54th126th37th41st53rd15th1st6th93rd186th15th
Foo Fizz Buzz Bar
9th
283rd
Forsyth–Edwards Notation
5th
93rd
Fractions
25th
10th
51st
Game of Life
144th
Gijswijt’s Sequence
10th
90th
Happy Numbers
5th
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
738th
Levenshtein Distance
7th
Leyland Numbers
9th
77th
ln 2
1st
Look and Say
11th
Lucky Numbers
4th
Lucky Tickets
8th
Mahjong
40th
Maze
97th
Medal Tally
100th
Morse Decoder
9th
Morse Encoder
10th
Musical Chords
26th
83rd
N Queens
6th
98th
Niven Numbers
6th31st31st
Niven Numbers (Long)
1st
110th
Number Spiral
5th
Odious Numbers
40th
9th
110th
Odious Numbers (Long)
36th
12th
90th
Ordinal Numbers
8th
165th
PalindromemordnilaP
13th
3rd
52nd
Pangram Grep
13th
Pascal’s Triangle
10th
303rd
Pernicious Numbers
24th
1st
56th
Pernicious Numbers (Long)
17th
184th
Poker
24th
106th
Polyominoes
3rd
Prime Numbers
28th
13th
66th
Prime Numbers (Long)
14th
226th
Proximity Grid
84th
QR Decoder
22nd
57th
Quine
179th1st
58th
Recamán
33rd
4th
238th
Repeating Decimals
97th
Reverse Polish Notation
5th
Reversi
52nd
Rijndael S-box
5th
Rock-paper-scissors-Spock-lizard
10th
Roman to Arabic
8th
Rule 110
10th
128th
Seven Segment
10th
SI Units
56th
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
80th
Time Distance
127th
Tongue-twisters
8th
Transpose Sentence
5th
41st
United States
5th
52nd
Vampire Numbers
7th
Van Eck Sequence
7th
Zeckendorf Representation
8th
Zodiac Signs
97th
γ
1st
λ
8th
π
1st
τ
1st
φ
1st
√2
1st
132nd
𝑒
1st