12 Days of Christmas
9th
4th
8th
99 Bottles of Beer
3rd
10th
Abundant Numbers
4th
1st
Abundant Numbers (Long)
10th
1st
Arabic to Roman
4th
11th
Arrows
ASCII Table
2nd
brainfuck
11th
Catalan Numbers
6th
1st
5th
Catalan’s Constant
9th
8th
Christmas Trees
4th
Collatz
7th
2nd3rd4th
CSS Colors
3rd
Cubes
4th
Day of Week
3rd
Diamonds
7th
8th116th
Divisors
1st
1st
1st1st1st
Emirp Numbers
1st
8th5th
6th
Emirp Numbers (Long)
7th
1st
Emojify
Evil Numbers
10th
23rd
1st
1st
8th
Evil Numbers (Long)
1st
1st
5th
Fibonacci
31st
240th
21st12th
124th8th
1st205th140th
Fizz Buzz
11th
98th
7th
11th74th153rd
Foo Fizz Buzz Bar
6th
8th
13th1st
Fractions
4th
1st
Game of Life
5th
12th
Happy Numbers
1st7th
1st
1st
1st
Happy Numbers (Long)
7th2nd
1st
2nd
Intersection
4th7th
1st
2nd6th4th
Inventory Sequence
1st
1st
ISBN
3rd
1st
Jacobi Symbol
8th
Kolakoski Constant
7th
3rd
Kolakoski Sequence
6th
1st
11th
Leap Years
61st
17th
38th
14th101st
Levenshtein Distance
5th
4th
Leyland Numbers
8th
1st
6th
9th
Look and Say
1st
Lucky Numbers
4th
4th
Lucky Tickets
6th
1st
Maze
2nd
3rd
Morse Decoder
Morse Encoder
4th
3rd
Musical Chords
2nd
4th
Niven Numbers
1st
1st
1st
Niven Numbers (Long)
1st
23rd
Number Spiral
2nd
1st70th
Odious Numbers
23rd
1st
1st
1st
Odious Numbers (Long)
1st
1st
18th
Ordinal Numbers
6th
2nd
7th96th
Pangram Grep
7th1st
Partition Numbers
8th
Pascal’s Triangle
35th
1st
1st
Pernicious Numbers
14th
1st
1st162nd
Pernicious Numbers (Long)
14th
1st
11th58th
Poker
4th
5th
Polyominoes
25th3rd
Prime Numbers
1st
1st
1st
1st100th25th
Prime Numbers (Long)
1st
1st
1st
QR Decoder
2nd
3rd
Quine
1st
21st
86th
Recamán
3rd
3rd
5th
Repeating Decimals
3rd
6th
Reverse Polish Notation
3rd
1st
1st
Rock-paper-scissors-Spock-lizard
Roman to Arabic
6th
1st
Rule 110
4th
Seven Segment
💎
3rd
Sierpiński Triangle
5th
Smith Numbers
5th
5th80th
Spelling Numbers
3rd
5th
Star Wars Opening Crawl
6th
8th
Sudoku
4th
7th
Sudoku (Fill-in)
4th
5th
Ten-pin Bowling
3rd
4th
Time Distance
8th
Tongue-twisters
8th
12th
Transpose Sentence
1st
1st
1st
5th
United States
Vampire Numbers
3rd
3rd
Van Eck Sequence
8th
8th
λ
6th
5th
π
1st
5th
τ
1st
7th
φ
1st
5th
√2
1st
5th
𝑒
1st
10th