12 Days of Christmas
17th
99 Bottles of Beer
9th
Abundant Numbers
16th
Abundant Numbers (Long)
15th
Arabic to Roman
12th
Arithmetic Numbers
10th
Arrows
9th
Ascending Primes
9th
ASCII Table
11th
brainfuck
8th
Calendar
3rd
Card Number Validation
14th
Catalan Numbers
13th
Catalan’s Constant
2nd
Christmas Trees
13th
Collatz
77th16th
Continued Fractions
4th
CSS Colors
5th
Day of Week
13th
Diamonds
15th
Divisors
23rd
Emirp Numbers
15th
Emirp Numbers (Long)
8th
Emojify
9th
Evil Numbers
15th
Evil Numbers (Long)
13th
Factorial Factorisation
6th
Farey Sequence
10th
Fibonacci
7th
Fizz Buzz
19th
Foo Fizz Buzz Bar
5th
Fractions
14th
Happy Numbers
23rd
Happy Numbers (Long)
13th
Hexdump
9th
Intersection
10th
Inventory Sequence
10th
ISBN
12th
Kaprekar Numbers
11th
Kolakoski Constant
10th
Kolakoski Sequence
13th
Leap Years
3rd
Levenshtein Distance
9th
Leyland Numbers
13th
ln 2
19th7th
Look and Say
10th
Lucky Tickets
5th
Medal Tally
7th
Minesweeper
7th
Morse Encoder
7th
Multitap Input
5th
N Queens
5th
Niven Numbers
22nd
Niven Numbers (Long)
31st1st
Number Spiral
8th
Odious Numbers
15th
Odious Numbers (Long)
17th
Ordinal Numbers
11th
PalindromemordnilaP
9th
Pangram Grep
15th
Partition Numbers
16th5th
Pascal’s Triangle
16th
Pernicious Numbers
22nd
Pernicious Numbers (Long)
12th
Prime Numbers
1st
Prime Numbers (Long)
1st
QR Decoder
4th
Quine
11th
Recamán
9th
Repeating Decimals
5th
Reverse Polish Notation
10th
Rijndael S-box
8th
Rock-paper-scissors-Spock-lizard
6th
Roman to Arabic
9th
ROT13
12th
Scrambled Sort
10th
Set
6th
Seven Segment
6th
Smith Numbers
10th
Tic-tac-toe
7th
Time Distance
7th
Tongue-twisters
11th
Tower of Hanoi
10th
Transpose Sentence
10th16th
Trinomial Triangle
5th
United States
22nd9th
Vampire Numbers
8th
Van Eck Sequence
11th
Zeckendorf Representation
8th
Zodiac Signs
6th
γ
7th
λ
8th
π
11th
τ
8th
φ
10th
√2
11th
𝑒
11th