12 Days of Christmas
5th
💎
3rd
1st
352nd
24 Game
2nd
8th
75th
99 Bottles of Beer
2nd
24th
1st
29th
281st17th
Abundant Numbers
15th
4th
8th
180th
Abundant Numbers (Long)
3rd
5th
Arabic to Roman
1st
1st
Arithmetic Numbers
12th
2nd
1st
Arrows
5th
12th21st
Ascending Primes
1st
8th
7th4th
10th2nd
ASCII Table
11th
4th
36th
17th25th
307th
Billiards
5th
brainfuck
💎
💎
2nd
Card Number Validation
1st
1st
1st
7th
Catalan Numbers
1st
3rd22nd
1st
70th
Catalan’s Constant
5th
8th
Christmas Trees
💎
1st
Collatz
1st
2nd
17th
8th
1st
88th
45th
CSS Colors
💎
3rd
2nd
4th
Cubes
2nd
5th
3rd
Day of Week
1st
21st
1st
1st
DFA Simulator
20th
Diamonds
1st
1st
Divisors
11th5th
1st
49th
7th
1st
18th
750th40th
99th
Emirp Numbers
3rd
4th
32nd
Emirp Numbers (Long)
3rd
12th
Emojify
2nd
5th
2nd
Evil Numbers
8th1st
2nd
2nd1st
1st5th
1st
1st1st
4th
21st10th1st88th1st19th
97th1st
7th
1st
Evil Numbers (Long)
1st
21st
11th1st
1st
7th
13th1st
7th
1st
41st
Factorial Factorisation
3rd
3rd
5th
Farey Sequence
1st
8th1st4th6th
1st
1st
1st
Fibonacci
8th1st
8th
50th4th
11th3rd
14th
1st
25th
42nd
1st45th7th
Fizz Buzz
54th1st
31st516th
1st
44th1st94th
79th
7th229th165th33rd
1st132nd
262nd99th
209th1st333rd1st78th
70th311th
53rd154th
Foo Fizz Buzz Bar
1st
2nd
1st
5th5th
1st
1st
Forsyth–Edwards Notation
4th
8th
Fractions
2nd
1st
1st
14th
5th
Game of Life
4th
8th14th
Gijswijt’s Sequence
5th
7th
16th
77th
Happy Numbers
5th
1st
32nd
Happy Numbers (Long)
5th
1st
Hexdump
7th
14th
32nd
17th
Intersection
2nd
3rd
Inventory Sequence
6th
30th
9th
141st
ISBN
2nd
1st5th
Jacobi Symbol
3rd
13th13th
Kaprekar Numbers
3rd3rd1st7th2nd
1st1st
2nd
4th1st
4th
2nd
34th
7th
3rd
Kolakoski Constant
3rd
6th
Kolakoski Sequence
5th
4th
9th
Leap Years
5th1st
7th
4th
4th
1st
7th
12th
Levenshtein Distance
2nd
8th
Leyland Numbers
4th
6th
5th
ln 2
5th
1st
12th
1st
Look and Say
1st
1st
21st
Lucky Numbers
7th
13th
23rd
42nd
Lucky Tickets
3rd
10th1st
10th
Mahjong
2nd
4th9th
52nd
Maze
4th
12th
Medal Tally
5th
11th
Morse Decoder
4th
2nd
Morse Encoder
4th
4th6th
Musical Chords
2nd
4th
87th
N Queens
3rd
10th
1st6th
5th
💎
💎2nd
5th
5th1st9th
5th
2nd
2nd3rd
11th2nd
Niven Numbers
20th1st
1st
1st
1st
4th
1st
1st
Niven Numbers (Long)
11th
6th
1st
6th
Number Spiral
5th
4th
6th
17th
Odious Numbers
4th8th6th
2nd
27th2nd
1st4th
1st
1st
15th
3rd
1st19th
16th
7th
Odious Numbers (Long)
1st
1st
23rd1st
5th
7th
1st
6th
1st
35th
Ordinal Numbers
3rd
13th
1st
4th
PalindromemordnilaP
2nd
4th
7th
Pangram Grep
8th
10th
17th
Partition Numbers
5th
4th6th8th
3rd
1st
8th2nd
5th
5th5th
2nd
Pascal’s Triangle
13th
40th
6th
28th11th
368th17th
Pernicious Numbers
8th1st
1st
1st1st
1st1st19th27th19th20th12th
6th26th
1st1st33rd
9th24th23rd
24th1st28th1st18th
44th1st
14th15th1st
17th
Pernicious Numbers (Long)
4th
4th
5th
1st6th
Poker
17th
51st
Polyominoes
3rd
3rd
2nd
6th
5th
55th
11th
Prime Numbers
11th1st
38th
1st
1st1st
3rd
1st
9th36th1st26th
154th18th
Prime Numbers (Long)
1st
2nd
1st
1st
7th
1st
1st
Proximity Grid
2nd
7th💎
QR Decoder
5th
19th
13th
52nd
Quine
1st
1st2nd2nd93rd58th
3rd
11th26th1st
67th43rd
86th74th10th62nd53rd1st66th
10th1st51st
50th32nd
56th75th
1st95th
1st66th
Recamán
4th
1st
17th
13th
21st
Repeating Decimals
2nd
5th
17th
Reverse Polish Notation
6th
8th
35th
Reversi
5th
2nd
1st
Rijndael S-box
2nd
13th
76th
Rock-paper-scissors-Spock-lizard
6th
6th
Roman to Arabic
5th
7th
18th
ROT13
2nd
10th
3rd
4th
8th
29th
9th
Rule 110
5th
15th8th
Set
8th
Seven Segment
7th
10th13th
7th
SI Units
11th
Sierpiński Triangle
8th1st
8th
1st2nd
6th
💎
7th1st
3rd
13th1st
24th12th
3rd
Smith Numbers
4th
3rd
6th
Spelling Numbers
3rd
6th
Star Wars Opening Crawl
25th
119th
Sudoku
3rd
12th
Sudoku (Fill-in)
4th
12th
Ten-pin Bowling
5th
25th
82nd
Tic-tac-toe
1st
1st
3rd3rd
3rd
61st
3rd
Time Distance
26th
22nd
113th
Tongue-twisters
💎
2nd
14th
2nd
5th
32nd
Transpose Sentence
3rd
4th
3rd
United States
1st
3rd
Vampire Numbers
3rd
17th
Van Eck Sequence
5th
14th1st
Zeckendorf Representation
3rd
6th
2nd
58th
Zodiac Signs
3rd
11th
γ
8th
5th
8th
λ
3rd
12th
π
5th
4th
7th9th
32nd
τ
4th
5th
26th
φ
1st
1st
√2
1st
1st
1st
1st
𝑒
6th
29th
4th
1st
1st
1st15th5th
8th