12 Days of Christmas
14th
8th
2nd
8th2nd
6th
4th
4th
4th
6th
3rd8th
24 Game
2nd
99 Bottles of Beer
13th
1st
3rd
4th
4th
3rd
12th
3rd139th
3rd
9th
6th
Abundant Numbers
5th
5th
3rd1st
6th
4th
20th
6th
20th
10th103rd
31st17th
4th5th9th
Abundant Numbers (Long)
1st
3rd1st
2nd
4th
64th
Arabic to Roman
1st
2nd
3rd
3rd
3rd101st12th
6th1st
8th7th
Arithmetic Numbers
1st2nd
54th
Arrows
6th
13th6th
💎
💎
2nd5th
4th
4th
💎38th
11th3rd
2nd
Ascending Primes
2nd1st
13th
ASCII Table
16th
💎
6th1st
5th
10th
2nd
6th49th
20th3rd
9th
7th
Billiards
2nd
20th
brainfuck
9th
2nd
3rd3rd
4th
💎
6th
72nd
4th
Card Number Validation
2nd
44th
Catalan Numbers
4th
1st
3rd1st
1st
10th
5th
1st
1st3rd9th
Catalan’s Constant
4th
1st6th
3rd
38th
9th
Christmas Trees
1st
3rd1st
2nd
2nd
11th
5th75th
23rd7th
3rd3rd
Collatz
💎
7th4th
27th1st
3rd
98th
4th
CSS Colors
4th
12th20th11th
6th
2nd19th
2nd💎
6th13th
6th37th3rd
5th5th19th7th77th
4th3rd
Cubes
2nd
4th3rd
2nd
5th
1st
2nd72nd
7th
8th
2nd💎
Day of Week
23rd
3rd1st
1st
2nd
1st
62nd
DFA Simulator
4th3rd
39th
Diamonds
11th
💎
4th1st
7th
3rd
2nd
6th22nd
2nd
3rd3rd
Divisors
84th
33rd
1st
8th1st
1st
1st
23rd
3rd
7th
45th6th106th
46th4th1st10th
6th5th
Emirp Numbers
18th
1st
14th
7th
6th1st
1st
1st12th
19th12th
3rd
5th
2nd
Emirp Numbers (Long)
4th4th
1st
264th
Emojify
3rd2nd
2nd
33rd
Evil Numbers
21st
12th
8th
1st6th
1st
1st
6th
4th
1st1st
12th7th
1st
3rd7th5th
Evil Numbers (Long)
8th
1st1st
9th
1st1st
Factorial Factorisation
7th
8th
Farey Sequence
1st6th
Fibonacci
47th1st
25th
17th
1st
1st1st
6th
1st1st1st14th
1st
1st
5th12th
1st1st
10th7th1st12th
6th1st16th
Fizz Buzz
45th67th90th32nd62nd37th49th
1st10th18th
1st
42nd69th54th4th1st33rd34th1st1st1st17th11th
12th14th1st58th6th1st1st6th179th
43rd3rd1st12th
82nd96th4th6th15th31st
Foo Fizz Buzz Bar
💎
5th1st
46th
2nd
8th
25th6th118th
16th3rd
Forsyth–Edwards Notation
4th1st
169th
3rd
Fractions
9th
2nd
1st1st
12th
1st
3rd121st
1st4th
3rd
Game of Life
1st
2nd
169th
Gijswijt’s Sequence
💎
3rd1st
5th
💎
3rd13th
14th4th
4th2nd
Happy Numbers
16th
21st12th
17th
4th
7th2nd
8th
5th
6th
21st
18th1st41st
16th10th
16th
3rd6th5th
Happy Numbers (Long)
💎
7th1st
4th
1st
3rd
6th
14th8th
Hexdump
3rd
3rd💎
5th
45th
7th
Intersection
20th
2nd
2nd1st
3rd
80th
4th
5th
7th94th
7th
3rd2nd
Inventory Sequence
12th
💎
1st2nd
4th
22nd
ISBN
2nd
8th1st
2nd
10th
💎
77th
5th
Jacobi Symbol
2nd
1st
5th
2nd
52nd
Kaprekar Numbers
16th
2nd
Kolakoski Constant
4th
3rd
4th
3rd
4th
8th
5th5th7th4th
Kolakoski Sequence
4th
1st
11th
1st
2nd
3rd59th
7th
4th
Leap Years
37th5th
14th
1st
8th1st
3rd
64th3rd12th9th
1st
13th
1st7th13th
33rd4th1st
3rd3rd
3rd
Levenshtein Distance
1st
💎
3rd
7th
4th
1st
5th
15th4th
10th3rd
Leyland Numbers
11th
1st
8th1st
3rd
8th
3rd
3rd80th
4th
3rd3rd
ln 2
18th
4th1st
3rd
1st
33rd
Look and Say
5th
💎
7th1st
6th
2nd7th8th
3rd
4th
4th73rd
6th
3rd3rd
Lucky Numbers
13th
💎
6th1st
💎
32nd
5th
2nd
Lucky Tickets
1st
4th1st
4th
8th
2nd35th
4th4th5th
Mahjong
26th
Mandelbrot
1st
Maze
2nd3rd
Medal Tally
4th💎
💎
4th
Morse Decoder
2nd
2nd2nd
4th
3rd2nd
Morse Encoder
2nd
3rd
2nd
7th
2nd
3rd
2nd
Musical Chords
10th3rd
9th
2nd
3rd
4th
17th
3rd
N Queens
💎
55th
Niven Numbers
27th9th
25th18th
1st1st
3rd
4th1st
12th1st1st
5th
1st1st1st
16th
22nd1st1st
26th12th1st
14th
6th3rd3rd5th
Niven Numbers (Long)
5th
7th
2nd1st
1st
6th
1st
1st8th
Number Spiral
9th
8th
1st
2nd
1st
1st
💎
40th
3rd
4th
2nd
Odious Numbers
1st9th
12th
8th
1st6th
1st
1st
6th
3rd
8th
1st1st
18th
1st
1st
4th7th5th
Odious Numbers (Long)
9th
1st1st
9th
1st1st
Ordinal Numbers
2nd
3rd
8th
4th
20th
4th81st
7th
17th1st
5th3rd
PalindromemordnilaP
1st
47th
Pangram Grep
31st
21st
2nd
3rd1st
7th
2nd
15th
11th90th
9th
1st
5th
Partition Numbers
3rd
28th
Pascal’s Triangle
5th
16th
1st
1st1st
1st
1st
1st75th
5th38th
42nd
1st
6th5th4th
Pernicious Numbers
22nd1st
1st18th
1st1st
1st
1st1st1st
1st1st1st
14th
1st1st1st
1st1st1st1st1st
18th19th1st
4th
15th6th
6th
Pernicious Numbers (Long)
14th
9th3rd
1st
4th
23rd
1st
Poker
18th
2nd
4th2nd
💎
44th
6th
Polyominoes
💎
Prime Numbers
1st16th
8th
5th
4th1st
1st
1st
1st
3rd
1st1st
11th1st
1st
4th
5th
Prime Numbers (Long)
23rd
2nd
5th1st
1st
1st
2nd
6th44th
36th1st
Proximity Grid
💎
QR Decoder
16th
2nd
2nd2nd
38th
4th
Quine
1st1st
20th1st
18th1st16th
1st1st
1st1st1st
1st1st
1st
1st
1st1st1st
1st1st
1st1st
5th
26th1st
Recamán
💎
6th1st
11th
1st
6th98th
17th
5th5th
Repeating Decimals
2nd
44th
13th
Reverse Polish Notation
2nd
1st1st
5th
5th
61st
5th
Reversi
3rd
Rijndael S-box
4th
Rock-paper-scissors-Spock-lizard
2nd
3rd
4th
2nd
6th
4th55th
11th
Roman to Arabic
4th
3rd1st
9th
10th
4th
6th57th
5th
5th
ROT13
1st
1st
43rd
1st
3rd
Rule 110
20th
11th
💎
1st
5th
15th
3rd
4th23rd
3rd
Scrambled Sort
27th
Set
4th
30th
Seven Segment
2nd
1st
3rd
5th
2nd
5th71st
5th
SI Units
2nd
2nd
76th
Sierpiński Triangle
18th
6th
2nd
1st
6th
6th
2nd
5th21st
7th
3rd
Smith Numbers
3rd
3rd
6th
6th
7th64th
9th
Spelling Numbers
1st
💎
2nd
3rd
💎
61st
2nd
3rd4th
Star Wars Opening Crawl
6th
18th
💎
2nd
3rd
3rd
💎
5th
43rd
6th
Sudoku
2nd
3rd
3rd
3rd
3rd
Sudoku (Fill-in)
9th
💎
2nd
3rd
40th
Ten-pin Bowling
8th
6th
2nd
4th7th
4th
7th
48th
7th
3rd
Tic-tac-toe
3rd
Time Distance
3rd💎
💎
Tongue-twisters
17th
6th20th
6th
2nd
4th
6th
6th
9th
7th47th
4th
8th
6th6th
Transpose Sentence
16th
1st1st
1st
22nd
United States
2nd
3rd
44th1st
Vampire Numbers
3rd
2nd
6th1st
6th
2nd
5th59th
8th
3rd
Van Eck Sequence
5th12th
2nd
1st1st
14th
2nd
1st27th
12th
3rd
Zeckendorf Representation
💎
4th
39th
Zodiac Signs
15th
5th3rd
34th
γ
2nd
1st
3rd
55th
λ
6th
2nd4th
8th16th
7th
5th
6th45th
11th
7th3rd
π
33rd
2nd
5th6th
3rd
46th8th
3rd
4th
6th50th
16th
8th4th
τ
3rd
5th
3rd
8th
3rd
4th
7th55th
10th
8th4th
φ
14th
2nd
7th1st
5th
1st7th
3rd
1st
9th28th
12th
10th4th
√2
17th
2nd
1st
13th
45th6th
3rd
1st
10th1st
12th
12th4th
𝑒
21st
16th
1st
5th
1st
1st11th
2nd
5th
9th1st
19th
10th5th