12 Days of Christmas
14th
6th
2nd
7th3rd
6th
3rd
4th
4th
3rd
3rd8th
24 Game
2nd
99 Bottles of Beer
12th
1st
3rd
4th
3rd
3rd
10th
3rd53rd
3rd
9th
6th
Abundant Numbers
5th
4th
1st1st
6th
4th
20th
6th
20th
7th26th
31st16th
4th4th9th
Abundant Numbers (Long)
1st
1st1st
2nd
4th
4th
Arabic to Roman
1st
2nd
3rd
3rd
3rd52nd12th
6th1st
8th7th
Arithmetic Numbers
1st2nd
7th
Arrows
6th
7th4th
💎
💎
2nd4th
3rd
4th
💎12th
4th3rd
2nd
Ascending Primes
2nd1st
1st
ASCII Table
1st
💎
3rd1st
5th
8th
2nd
6th1st
10th3rd
9th
7th
Billiards
2nd
8th
brainfuck
9th
2nd
2nd3rd
4th
💎
5th
17th
4th
Card Number Validation
2nd
25th
Catalan Numbers
1st
1st
1st1st
1st
10th
5th
1st
1st3rd9th
Catalan’s Constant
4th
1st5th
3rd
17th
6th
Christmas Trees
1st
1st1st
2nd
2nd
11th
5th9th
22nd7th
3rd3rd
Collatz
💎
4th4th
27th1st
3rd
7th
4th
CSS Colors
3rd4th
6th18th5th
4th
2nd19th
1st2nd
4th5th
5th37th3rd
3rd5th19th7th22nd
3rd2nd
Cubes
2nd
3rd3rd
2nd
5th
1st
3rd26th
6th
8th
2nd💎
Day of Week
1st
3rd1st
1st
2nd
1st
1st
DFA Simulator
3rd3rd
12th
Diamonds
3rd
💎
4th1st
7th
3rd
2nd
6th5th
2nd
3rd3rd
Divisors
84th
31st
1st
7th1st
1st
1st
23rd
3rd
6th
45th6th1st
23rd1st1st10th
6th5th
Emirp Numbers
1st
1st
9th
1st
5th2nd
1st
1st33rd
1st2nd
1st
5th
4th
Emirp Numbers (Long)
3rd4th
1st
260th
Emojify
3rd3rd
2nd
19th
Evil Numbers
21st
12th
8th
1st6th
1st
1st
6th
4th
1st1st
3rd7th
1st
3rd7th5th
Evil Numbers (Long)
1st
1st1st
9th
1st1st
Factorial Factorisation
7th
8th
Farey Sequence
1st6th
Fibonacci
8th1st
25th
17th
1st
1st1st
6th
1st1st1st14th
1st
1st
5th12th
1st1st
1st7th1st12th
6th1st16th
Fizz Buzz
45th49th67th90th31st62nd37th49th
1st10th18th
1st
42nd69th54th1st1st33rd34th1st1st1st9th11th
12th14th1st58th6th1st1st6th1st
18th1st1st12th
82nd96th4th6th15th31st
Foo Fizz Buzz Bar
💎
1st1st
44th
2nd
7th
24th6th1st
3rd3rd
Forsyth–Edwards Notation
3rd1st
167th
3rd
Fractions
9th
2nd
1st1st
12th
1st
3rd60th
1st4th
3rd
Game of Life
1st
2nd
167th
Gijswijt’s Sequence
💎
3rd1st
5th
💎
3rd1st
12th4th
4th2nd
Happy Numbers
12th
20th19th
14th
1st
6th1st
5th
1st
6th
21st
16th1st1st
1st1st
16th
3rd5th5th
Happy Numbers (Long)
💎
6th1st
4th
1st
3rd
6th
12th8th
Hexdump
2nd
2nd💎
5th
21st
7th
Intersection
20th
2nd
1st1st
1st
78th
4th
5th
7th32nd
7th
3rd2nd
Inventory Sequence
2nd
💎
1st2nd
4th
3rd
ISBN
2nd
7th1st
1st
10th
💎
18th
5th
Jacobi Symbol
2nd
1st
5th
2nd
16th
Kaprekar Numbers
16th
2nd
Kolakoski Constant
4th
3rd
3rd
3rd
4th
5th
5th5th7th4th
Kolakoski Sequence
4th
1st
11th
1st
2nd
3rd19th
7th
4th
Leap Years
36th1st
14th
1st
8th1st
1st
64th3rd14th9th
1st
13th
1st2nd13th
23rd3rd1st
3rd3rd
3rd
Levenshtein Distance
1st
💎
3rd
7th
4th
1st
5th
1st4th
10th3rd
Leyland Numbers
11th
1st
7th1st
1st
8th
3rd
3rd7th
4th
3rd3rd
ln 2
1st
4th1st
3rd
1st
1st
Look and Say
4th
💎
6th1st
5th
2nd7th8th
3rd
1st
4th17th
6th
3rd3rd
Lucky Numbers
6th
💎
6th1st
💎
11th
5th
2nd
Lucky Tickets
1st
4th1st
2nd
8th
2nd1st
4th3rd5th
Mahjong
27th
Mandelbrot
1st
Maze
2nd3rd
Medal Tally
4th💎
💎
4th
Morse Decoder
2nd
💎2nd
4th
3rd2nd
Morse Encoder
2nd
3rd
2nd
7th
2nd
3rd
2nd
Musical Chords
10th3rd
5th
2nd
3rd
3rd
6th
3rd
N Queens
💎
38th
Niven Numbers
22nd1st
24th1st
1st1st
1st
1st1st
10th1st1st
1st
1st1st1st
16th
22nd1st1st
15th6th1st
14th
1st3rd1st5th
Niven Numbers (Long)
1st
7th
1st1st
1st
6th
1st
1st8th
Number Spiral
9th
8th
1st
2nd
1st
1st
💎
16th
3rd
4th
2nd
Odious Numbers
1st4th
12th
8th
1st6th
1st
1st
6th
3rd
8th
1st1st
15th
1st
1st
4th7th5th
Odious Numbers (Long)
5th
1st1st
9th
1st1st
Ordinal Numbers
2nd
3rd
7th
4th
20th
4th4th
7th
17th1st
5th3rd
PalindromemordnilaP
1st
19th
Pangram Grep
31st
13th
2nd
1st1st
7th
2nd
15th
11th19th
2nd
1st
5th
Partition Numbers
3rd
23rd
Pascal’s Triangle
5th
11th
1st
1st1st
1st
1st
1st74th
5th1st
28th
1st
6th5th4th
Pernicious Numbers
1st1st
1st1st
1st1st
1st
1st1st1st
1st1st1st
14th
1st1st1st
1st1st1st1st1st
1st19th1st
3rd
15th6th
6th
Pernicious Numbers (Long)
12th
9th3rd
1st
4th
1st
1st
Poker
8th
2nd
3rd2nd
💎
16th
6th
Polyominoes
💎
Prime Numbers
1st1st
8th
3rd
4th1st
1st
1st
1st
3rd
1st1st
1st1st
1st
4th
5th
Prime Numbers (Long)
19th
2nd
4th1st
1st
1st
2nd
1st44th
36th1st
Proximity Grid
💎
QR Decoder
7th
2nd
💎2nd
14th
4th
Quine
1st
1st
20th1st
2nd1st16th
1st1st
1st1st1st
1st1st
1st
1st
1st1st1st
1st1st
1st1st
5th
26th1st
Recamán
💎
5th1st
10th
1st
6th54th
17th
5th5th
Repeating Decimals
2nd
28th
13th
Reverse Polish Notation
2nd
1st1st
5th
5th
21st
5th
Reversi
3rd
Rijndael S-box
8th
4th
Rock-paper-scissors-Spock-lizard
💎
2nd
4th
2nd
5th
4th24th
9th
Roman to Arabic
4th
2nd1st
8th
10th
4th
6th32nd
5th
5th
ROT13
1st
1st
1st
1st
3rd
Rule 110
20th
7th
💎
1st
4th
15th
3rd
3rd10th
3rd
Scrambled Sort
5th
Set
4th
9th
Seven Segment
12th
2nd
1st
4th
5th
2nd
5th20th
4th
SI Units
2nd
2nd
75th
Sierpiński Triangle
18th
6th
2nd
1st
7th
6th
2nd
5th13th
7th
3rd
Smith Numbers
3rd
3rd
6th
6th
7th31st
9th
Spelling Numbers
1st
💎
2nd
3rd
💎
25th
2nd
3rd4th
Star Wars Opening Crawl
6th
5th
💎
2nd
3rd
3rd
💎
4th
6th
6th
Sudoku
2nd
3rd
3rd
3rd
3rd
Sudoku (Fill-in)
9th
💎
2nd
3rd
25th
Ten-pin Bowling
8th
6th
2nd
3rd7th
4th
6th
26th
7th
3rd
Tic-tac-toe
3rd
Time Distance
2nd💎
💎
Tongue-twisters
10th
6th11th
5th
3rd
4th
5th
6th
9th
7th29th
2nd
6th
4th6th
Transpose Sentence
15th
1st1st
1st
21st
United States
2nd
3rd
11th1st
Vampire Numbers
2nd
2nd
6th1st
6th
2nd
5th22nd
6th
3rd
Van Eck Sequence
4th2nd
2nd
1st1st
14th
2nd
1st1st
12th
3rd
Zeckendorf Representation
💎
4th
19th
Zodiac Signs
10th
3rd3rd
12th
γ
2nd
1st
3rd
50th
λ
5th
5th3rd
5th15th
6th
5th
4th17th
4th
4th3rd
π
33rd
2nd
4th6th
1st
1st7th
3rd
4th
6th12th
13th
5th4th
τ
3rd
5th
1st
7th
3rd
4th
7th37th
7th
6th4th
φ
1st
2nd
5th1st
5th
1st6th
3rd
1st
9th1st
9th
7th4th
√2
1st
2nd
1st
13th
43rd5th
3rd
1st
10th1st
9th
9th4th
𝑒
21st
1st
1st
5th
1st
1st10th
2nd
5th
9th1st
17th
7th5th