12 Days of Christmas
2nd
24 Game
6th
99 Bottles of Beer
4th
Abundant Numbers
16th
Abundant Numbers (Long)
16th
Arabic to Roman
4th
Arithmetic Numbers
4th
Arrows
8th
Ascending Primes
2nd
ASCII Table
1st
Billiards
5th
Card Number Validation
2nd
Catalan Numbers
2nd
Catalan’s Constant
5th
Christmas Trees
2nd
Collatz
3rd
CSS Colors
9th
Cubes
3rd
Day of Week
7th
DFA Simulator
2nd
Diamonds
42nd
78th7th
Divisors
1st
Emirp Numbers
2nd
Emirp Numbers (Long)
1st
Emojify
7th
Evil Numbers
6th12th
Evil Numbers (Long)
3rd
Factorial Factorisation
13th
2nd
Farey Sequence
6th
Fibonacci
134th
1st
Fizz Buzz
206th
7th
Foo Fizz Buzz Bar
8th
Forsyth–Edwards Notation
2nd
Fractions
10th
Game of Life
2nd
Gijswijt’s Sequence
3rd
Happy Numbers
69th
1st
Happy Numbers (Long)
4th
Hexdump
2nd
Intersection
6th
Inventory Sequence
2nd
ISBN
2nd
Jacobi Symbol
5th
Kaprekar Numbers
3rd
Kolakoski Sequence
12th
Leap Years
7th
Leyland Numbers
1st
Look and Say
6th
Lucky Numbers
66th
6th
Lucky Tickets
9th
Mahjong
💎
Maze
3rd
Medal Tally
2nd
Morse Decoder
6th
Morse Encoder
2nd
Musical Chords
5th
Niven Numbers
1st
Niven Numbers (Long)
7th
Number Spiral
9th
Odious Numbers
1st
Odious Numbers (Long)
7th
Ordinal Numbers
1st
PalindromemordnilaP
2nd
Pangram Grep
1st
Partition Numbers
11th
Pascal’s Triangle
97th
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Poker
5th
Prime Numbers
26th29th41st27th21st185th113th101st19th22nd28th49th25th26th25th31st13th30th26th13th30th15th77th48th116th101st23rd131st409th14th59th49th22nd93rd39th20th26th69th119th89th32nd1,099th25th93rd7th
1st
11th
Prime Numbers (Long)
1st
Proximity Grid
6th
QR Decoder
2nd
Quine
1st
Recamán
15th
Repeating Decimals
4th
Reverse Polish Notation
4th
Reversi
3rd
Rijndael S-box
55th
7th
Rock-paper-scissors-Spock-lizard
3rd
Roman to Arabic
7th
ROT13
2nd
Rule 110
💎
Set
3rd
Seven Segment
3rd
SI Units
💎
Sierpiński Triangle
4th
Smith Numbers
3rd
Spelling Numbers
6th
Star Wars GPT
2nd
Star Wars Opening Crawl
4th
Sudoku
2nd
Sudoku (Fill-in)
3rd
Ten-pin Bowling
6th
Tic-tac-toe
2nd
Time Distance
2nd
Tongue-twisters
4th
Transpose Sentence
1st
United States
7th
Vampire Numbers
3rd
Van Eck Sequence
7th
Zeckendorf Representation
4th
Zodiac Signs
3rd
λ
40th
27th32nd
π
16th
𝑒
9th