12 Days of Christmas
14th
6th
2nd
6th3rd
6th
3rd
4th
4th
3rd
3rd8th
24 Game
2nd
99 Bottles of Beer
12th
1st
3rd
5th
2nd
3rd
10th
3rd49th
3rd
9th
6th
Abundant Numbers
4th
3rd
1st1st
4th
4th
19th
5th
20th
6th25th
30th15th
4th4th9th
Abundant Numbers (Long)
1st
1st1st
2nd
4th
4th
Arabic to Roman
1st
2nd
3rd
3rd
3rd50th12th
4th1st
7th6th
Arithmetic Numbers
1st2nd
10th
Arrows
6th
7th4th
💎
💎
2nd4th
3rd
4th
💎11th
4th3rd
2nd
Ascending Primes
2nd1st
1st
ASCII Table
1st
💎
3rd1st
5th
7th
2nd
6th1st
10th2nd
9th
7th
Billiards
2nd
8th
brainfuck
9th
2nd
2nd3rd
4th
💎
5th
16th
4th
Card Number Validation
2nd
23rd
Catalan Numbers
1st
1st
1st1st
1st
9th
4th
1st
1st3rd8th
Catalan’s Constant
4th
1st4th
3rd
14th
3rd
Christmas Trees
1st
1st1st
2nd
2nd
11th
5th8th
22nd6th
3rd3rd
Collatz
💎
4th4th
26th1st
3rd
7th
3rd
CSS Colors
3rd4th
6th18th5th
2nd
2nd17th
1st2nd
4th5th
5th34th3rd
3rd5th19th7th20th
3rd2nd
Cubes
2nd
3rd3rd
2nd
5th
1st
3rd25th
5th
8th
2nd💎
Day of Week
1st
3rd1st
1st
2nd
1st
1st
DFA Simulator
3rd3rd
12th
Diamonds
3rd
💎
4th1st
7th
3rd
2nd
6th4th
2nd
3rd3rd
Divisors
81st
28th
1st
7th1st
1st
1st
23rd
2nd
6th
44th5th1st
22nd1st1st9th
6th5th
Emirp Numbers
1st
1st
8th
1st
5th2nd
1st
1st30th
1st2nd
1st
5th
4th
Emirp Numbers (Long)
3rd4th
1st
245th
Emojify
3rd3rd
2nd
18th
Evil Numbers
20th
11th
7th
1st6th
1st
1st
6th
3rd
1st1st
3rd6th
1st
3rd7th5th
Evil Numbers (Long)
1st
1st1st
8th
1st1st
Factorial Factorisation
7th
7th
Farey Sequence
1st6th
Fibonacci
8th1st
23rd
15th
1st
1st1st
6th
1st1st1st13th
1st
1st
5th12th
1st1st
1st7th1st9th
6th1st16th
Fizz Buzz
45th46th66th89th31st55th36th46th
1st9th18th
1st
39th75th53rd1st1st33rd34th1st1st1st8th11th
11th13th1st57th5th1st1st6th1st
17th1st1st8th
81st96th4th6th15th30th
Foo Fizz Buzz Bar
💎
1st1st
41st
2nd
6th
24th6th1st
3rd3rd
Forsyth–Edwards Notation
3rd1st
160th
Fractions
8th
2nd
1st1st
12th
1st
2nd56th
1st3rd
3rd
Game of Life
1st
💎
153rd
Gijswijt’s Sequence
💎
3rd1st
5th
💎
3rd1st
12th3rd
4th💎
Happy Numbers
11th
19th18th
13th
1st
6th1st
4th
1st
5th
21st
15th1st1st
1st1st
15th
3rd5th5th
Happy Numbers (Long)
💎
6th1st
3rd
1st
3rd
6th
10th8th
Hexdump
2nd
2nd💎
4th
17th
6th
Intersection
19th
2nd
1st1st
1st
76th
4th
5th
6th26th
6th
3rd2nd
Inventory Sequence
2nd
💎
1st2nd
4th
2nd
ISBN
2nd
7th1st
1st
8th
💎
17th
4th
Jacobi Symbol
2nd
1st
5th
2nd
15th
Kaprekar Numbers
16th
2nd
Kolakoski Constant
4th
3rd
3rd
3rd
4th
3rd
5th5th7th4th
Kolakoski Sequence
4th
1st
10th
1st
2nd
3rd17th
6th
4th
Leap Years
34th1st
13th
1st
7th1st
1st
62nd3rd14th9th
1st
12th
1st1st12th
22nd3rd1st
3rd3rd
3rd
Levenshtein Distance
1st
💎
3rd
7th
4th
1st
5th
1st2nd
9th3rd
Leyland Numbers
10th
1st
7th1st
1st
8th
3rd
3rd6th
3rd
3rd3rd
ln 2
1st
4th1st
3rd
1st
1st
Look and Say
4th
💎
6th1st
5th
1st7th
3rd
1st
4th16th
5th
3rd3rd
Lucky Numbers
6th
💎
6th1st
💎
11th
3rd
2nd
Lucky Tickets
1st
4th1st
2nd
8th
1st1st
4th3rd5th
Mahjong
26th
Maze
2nd3rd
Medal Tally
4th💎
💎
3rd
Morse Decoder
2nd
💎2nd
4th
3rd2nd
Morse Encoder
2nd
3rd
2nd
7th
2nd
2nd
2nd
Musical Chords
9th3rd
5th
💎
3rd
3rd
4th
2nd
N Queens
💎
35th
Niven Numbers
19th1st
22nd1st
1st1st
1st
1st1st
7th1st1st
1st
1st1st1st
13th
22nd1st1st
14th6th1st
13th
1st3rd1st4th
Niven Numbers (Long)
1st
5th
1st1st
1st
4th
1st
1st6th
Number Spiral
9th
8th
1st
2nd
1st
1st
💎
16th
3rd
4th
2nd
Odious Numbers
1st4th
11th
7th
1st6th
1st
1st
6th
2nd
8th
1st1st
14th
1st
1st
4th7th5th
Odious Numbers (Long)
5th
1st1st
8th
1st1st
Ordinal Numbers
2nd
3rd
7th
4th
20th
4th4th
7th
17th1st
5th2nd
PalindromemordnilaP
1st
17th
Pangram Grep
30th
11th
2nd
1st1st
6th
2nd
14th
9th18th
2nd
1st
5th
Pascal’s Triangle
5th
11th
1st
1st1st
1st
1st
1st71st
5th1st
28th
1st
5th5th4th
Pernicious Numbers
1st1st
1st1st
1st1st
1st
1st1st1st
1st1st1st
14th
1st1st1st
1st1st1st1st1st
1st18th1st
3rd
14th6th
6th
Pernicious Numbers (Long)
12th
9th3rd
1st
3rd
1st
Poker
8th
2nd
2nd2nd
💎
16th
5th
Polyominoes
💎
Prime Numbers
1st1st
8th
3rd
4th1st
1st
1st
1st
3rd
1st1st
1st1st
1st
4th
5th
Prime Numbers (Long)
18th
2nd
4th1st
1st
1st
2nd
1st41st
33rd1st
Proximity Grid
💎
QR Decoder
6th
2nd
💎2nd
12th
3rd
Quine
1st
1st
19th1st
2nd1st15th
1st1st
1st1st1st
1st1st1st
1st17th
1st
1st1st1st
1st1st
1st1st
5th
21st1st
Recamán
💎
5th1st
10th
1st
6th50th
15th
5th5th
Repeating Decimals
2nd
26th
13th
Reverse Polish Notation
2nd
1st1st
5th
5th
19th
4th
Reversi
2nd
Rijndael S-box
8th
4th
Rock-paper-scissors-Spock-lizard
💎
2nd
4th
2nd
5th
4th23rd
9th
Roman to Arabic
4th
2nd1st
8th
9th
4th
6th29th
3rd
5th
ROT13
1st
1st
1st
1st
2nd
Rule 110
19th
6th
💎
1st
4th
15th
3rd
3rd7th
3rd
Seven Segment
12th
2nd
1st
4th
5th
2nd
5th20th
3rd
SI Units
2nd
💎
70th
Sierpiński Triangle
18th
6th
2nd
1st
7th
6th
2nd
5th10th
6th
3rd
Smith Numbers
3rd
3rd
3rd
5th
7th27th
8th
Spelling Numbers
1st
💎
2nd
3rd
💎
24th
2nd
3rd4th
Star Wars Opening Crawl
6th
4th
💎
2nd
2nd
3rd
💎
4th
5th
6th
Sudoku
2nd
3rd
3rd
2nd
3rd
Sudoku (Fill-in)
9th
💎
2nd
3rd
23rd
Ten-pin Bowling
8th
6th
2nd
3rd6th
4th
6th
24th
5th
3rd
Tic-tac-toe
2nd
Time Distance
2nd💎
💎
Tongue-twisters
10th
6th10th
3rd
3rd
4th
4th
6th
9th
7th27th
2nd
5th
3rd6th
Transpose Sentence
14th
1st1st
💎
19th
United States
2nd
3rd
9th1st
Vampire Numbers
2nd
2nd
7th1st
6th
2nd
5th21st
5th
3rd
Van Eck Sequence
4th2nd
2nd
1st1st
14th
2nd
1st1st
10th
3rd
Zeckendorf Representation
💎
4th
16th
Zodiac Signs
10th
3rd3rd
11th
γ
2nd
1st
3rd
46th
λ
5th
5th3rd
5th15th
6th
5th
4th16th
3rd
4th3rd
π
33rd
2nd
4th6th
1st
1st7th
3rd
4th
6th9th
10th
4th4th
τ
3rd
5th
1st
6th
3rd
4th
7th29th
5th
5th4th
φ
1st
2nd
5th1st
5th
1st6th
3rd
1st
8th1st
6th
7th4th
√2
1st
2nd
1st
13th
42nd5th
3rd
1st
9th1st
7th
9th4th
𝑒
21st
1st
1st
5th
1st
1st8th
2nd
5th
8th1st
13th
6th5th