12 Days of Christmas
2nd
Abundant Numbers
4th
Arithmetic Numbers
2nd
55th
Arrows
4th
Ascending Primes
💎
Christmas Trees
💎
Collatz
111th
CSS Colors
2nd
DFA Simulator
💎
Diamonds
1st
Divisors
6th
108th
Evil Numbers
8th
1st
Factorial Factorisation
4th
Fibonacci
9th45th39th163rd
Fizz Buzz
4th
15th196th
Foo Fizz Buzz Bar
2nd
Fractions
💎
Intersection
107th
Leap Years
4th
22nd104th
Levenshtein Distance
2nd
Leyland Numbers
2nd
Look and Say
💎
Medal Tally
💎
Morse Decoder
4th
Musical Chords
💎
42nd
Niven Numbers
7th
Niven Numbers (Long)
4th
53rd
Odious Numbers
7th
1st
Ordinal Numbers
4th
83rd
Pernicious Numbers
4th
Poker
💎
54th
Prime Numbers
26th
Quine
1st
63rd
Recamán
4th
Repeating Decimals
65th
Reverse Polish Notation
3rd
Rock-paper-scissors-Spock-lizard
2nd
Sierpiński Triangle
2nd
Spelling Numbers
Ten-pin Bowling
💎
Tongue-twisters
3rd
United States
💎
9th
Vampire Numbers
55th
φ
3rd
√2
3rd