12 Days of Christmas
7th
99 Bottles of Beer
12th
Abundant Numbers
6th
Abundant Numbers (Long)
1st
Arithmetic Numbers
4th
Arrows
1st
Ascending Primes
6th
ASCII Table
3rd
brainfuck
16th
Christmas Trees
1st
Collatz
3rd
CSS Colors
4th
Diamonds
2nd
Divisors
1st
Emirp Numbers
6th
Emirp Numbers (Long)
7th
Emojify
5th
Evil Numbers
1st
Evil Numbers (Long)
2nd
Fibonacci
1st
Fizz Buzz
1st
Foo Fizz Buzz Bar
2nd
Happy Numbers
10th
Happy Numbers (Long)
9th
Intersection
13th
ISBN
10th
Kolakoski Constant
3rd
Kolakoski Sequence
11th
Leap Years
1st
Leyland Numbers
3rd
Look and Say
12th
Lucky Numbers
8th
Morse Encoder
4th
Niven Numbers
1st
Niven Numbers (Long)
1st
Odious Numbers
1st
Odious Numbers (Long)
2nd
Ordinal Numbers
7th
Pangram Grep
1st
Pascal’s Triangle
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
Recamán
15th
Reverse Polish Notation
3rd
Rock-paper-scissors-Spock-lizard
4th
Roman to Arabic
3rd
Rule 110
11th
Seven Segment
12th
Sierpiński Triangle
8th
Spelling Numbers
11th
Ten-pin Bowling
3rd
Tic-tac-toe
3rd
Tongue-twisters
16th
Trinomial Triangle
💎
United States
8th
Vampire Numbers
5th
Van Eck Sequence
4th
π
5th
𝑒
9th