12 Days of Christmas
4th
24 Game
💎
99 Bottles of Beer
3rd
Abundant Numbers
7th
Abundant Numbers (Long)
1st
Arabic to Roman
2nd
Arithmetic Numbers
💎
Arrows
1st
Ascending Primes
2nd
ASCII Table
2nd
Billiards
💎
brainfuck
💎
Card Number Validation
1st
Catalan Numbers
4th
Catalan’s Constant
2nd
Christmas Trees
1st
Collatz
1st
CSS Colors
1st
Cubes
💎
Day of Week
34th1st
DFA Simulator
2nd
Diamonds
35th
3rd
70th
Divisors
17th28th59th10th19th
238th122nd91st23rd17th55th34th19th24th16th24th17th13th24th66th34th121st
15th121st224th42nd
90th27th12th19th57th86th2nd22nd1st21st67th151st93rd
16th23rd37th16th14th10th23rd16th
Emirp Numbers
1st
Emirp Numbers (Long)
💎
Emojify
2nd
Evil Numbers
2nd
34th
Evil Numbers (Long)
1st
18th
Factorial Factorisation
2nd
Farey Sequence
1st
Fibonacci
34th
8th
Fizz Buzz
1st
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
2nd
Fractions
1st
Game of Life
15th
2nd
Gijswijt’s Sequence
4th
Happy Numbers
84th
1st
Happy Numbers (Long)
💎
Hexdump
💎
Intersection
3rd
Inventory Sequence
5th
ISBN
22nd
66th
12th
22nd
💎
Jacobi Symbol
3rd
Kaprekar Numbers
2nd
Kolakoski Constant
3rd
Kolakoski Sequence
2nd
Leap Years
1st
Levenshtein Distance
13th
💎
17th8th
Leyland Numbers
💎
ln 2
14th
6th
Look and Say
1st
Lucky Numbers
31st
1st
Lucky Tickets
6th
Mahjong
2nd
Maze
2nd
Medal Tally
💎
Morse Decoder
💎
Morse Encoder
💎
Musical Chords
16th22nd
9th
1st
N Queens
💎
Niven Numbers
7th
Niven Numbers (Long)
3rd
Number Spiral
💎
Odious Numbers
2nd
Odious Numbers (Long)
1st
Ordinal Numbers
2nd
PalindromemordnilaP
2nd
Pangram Grep
24th
32nd
9th
199th
34th
1st
60th94th
26th
29th
Pascal’s Triangle
49th
4th
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Poker
💎
Polyominoes
💎
Prime Numbers
100th
37th
1st
Prime Numbers (Long)
36th
1st
Proximity Grid
3rd
QR Decoder
1st
Quine
124th
68th
12th
56th
Recamán
5th
Repeating Decimals
4th
Reverse Polish Notation
2nd
Reversi
4th
Rijndael S-box
2nd
Rock-paper-scissors-Spock-lizard
20th
1st
Roman to Arabic
💎
ROT13
3rd
Rule 110
2nd
Seven Segment
53rd
1st
SI Units
💎
Sierpiński Triangle
💎
Smith Numbers
💎
Spelling Numbers
💎
Star Wars Opening Crawl
💎
Sudoku
💎
Sudoku (Fill-in)
💎
Ten-pin Bowling
10th
5th
Tic-tac-toe
4th
Time Distance
💎
Tongue-twisters
23rd
6th
Transpose Sentence
1st
United States
3rd
Vampire Numbers
💎
Van Eck Sequence
4th
Zeckendorf Representation
💎
Zodiac Signs
💎
γ
17th
3rd
λ
💎
π
4th
τ
2nd
φ
1st
√2
6th
𝑒
3rd
8th