12 Days of Christmas
7th
36th
99 Bottles of Beer
3rd
19th
Abundant Numbers
4th
32nd
Abundant Numbers (Long)
1st
22nd
Arabic to Roman
7th
18th
Arithmetic Numbers
1st
16th
Arrows
13th
39th
Ascending Primes
12th
16th
ASCII Table
11th
25th
brainfuck
3rd
10th
Catalan Numbers
1st
1st
Catalan’s Constant
3rd
8th
Christmas Trees
4th
13th
Collatz
1st
6th
CSS Colors
3rd
36th
Cubes
10th
32nd
Day of Week
1st
1st
DFA Simulator
10th
25th
Diamonds
16th
37th
Divisors
1st
1st
Emirp Numbers
9th
22nd
Emirp Numbers (Long)
5th
11th
Emojify
8th
27th
Evil Numbers
3rd
1st
Evil Numbers (Long)
1st
1st
Factorial Factorisation
5th
8th
Farey Sequence
13th
17th
Fibonacci
3rd
1st
Fizz Buzz
1st
1st
Foo Fizz Buzz Bar
1st
1st
Forsyth–Edwards Notation
7th
19th
Fractions
7th
29th
Game of Life
9th
20th
Gijswijt’s Sequence
5th
9th
Happy Numbers
1st
1st
Happy Numbers (Long)
6th
9th
Hexdump
4th
1st
Intersection
10th
18th
Inventory Sequence
7th
13th
ISBN
6th
15th
Jacobi Symbol
7th
11th
Kolakoski Constant
3rd
5th
Kolakoski Sequence
9th
16th
Leap Years
3rd
6th
Levenshtein Distance
1st
1st
Leyland Numbers
3rd
4th
ln 2
1st
1st
Look and Say
3rd
16th
Lucky Numbers
9th
16th
Lucky Tickets
1st
1st
Mahjong
2nd
💎
Maze
4th
9th
Medal Tally
13th
16th
Morse Decoder
7th
13th
Morse Encoder
5th
12th
Musical Chords
7th
15th
Niven Numbers
18th
26th
Niven Numbers (Long)
12th
27th
Number Spiral
6th
25th
Odious Numbers
1st
1st
Odious Numbers (Long)
2nd
1st
Ordinal Numbers
2nd
4th
Pangram Grep
13th
23rd
Pascal’s Triangle
1st
1st
Pernicious Numbers
1st
1st
Pernicious Numbers (Long)
1st
1st
Poker
9th
20th
Prime Numbers
15th
37th
Prime Numbers (Long)
1st
1st
Proximity Grid
14th
35th
QR Decoder
8th
18th
Quine
2nd
1st
Recamán
4th
1st
Repeating Decimals
1st
1st
Reverse Polish Notation
6th
21st
Rijndael S-box
1st
8th
Rock-paper-scissors-Spock-lizard
9th
37th
Roman to Arabic
17th
43rd
Rule 110
15th
47th
Seven Segment
9th
30th
SI Units
4th
16th
Sierpiński Triangle
6th
12th
Smith Numbers
10th
17th
Spelling Numbers
5th
9th
Star Wars Opening Crawl
7th
16th
Sudoku
6th
14th
Sudoku v2
8th
20th
Ten-pin Bowling
8th
17th
Time Distance
3rd
6th
Tongue-twisters
8th
25th
United States
5th
10th
Vampire Numbers
12th
33rd
Van Eck Sequence
11th
17th
Zodiac Signs
5th
10th
γ
5th
9th
λ
7th
15th
π
4th
9th
τ
4th
6th
φ
18th
34th
√2
1st
1st
𝑒
1st
1st