12 Days of Christmas
2nd
3rd
19th
24 Game
3rd
19th
99 Bottles of Beer
8th
3rd
18th
Abundant Numbers
1st
15th
Abundant Numbers (Long)
14th
1st
5th
Alphabetic Numbers
21st
14th
Arabic to Roman
57th
21st25th
Arithmetic Numbers
1st
12th
Arrows
28th
Ascending Primes
11th
18th
58th
ASCII Table
16th
8th
34th
Billiards
18th
brainfuck
25th
18th
Calendar
1st
Card Number Validation
6th
14th
21st
Catalan Numbers
18th
103rd
Catalan’s Constant
6th
5th
20th
Christmas Trees
31st
23rd
14th
4th
39th
Collatz
8th
8th
6th
Connect Four
11th
Continued Fractions
8th
1st
CSS Colors
1st
Cubes
7th
29th
Day of Week
32nd
4th
89th1st
DFA Simulator
5th
15th
Diamonds
11th
17th
14th
12th
6th
67th
20th
Divisors
15th
15th
1st
3rd
Emirp Numbers
3rd
17th
Emirp Numbers (Long)
4th
40th
7th
Emojify
8th
23rd
Evil Numbers
11th
1st
1st
16th
Evil Numbers (Long)
4th
47th
Factorial Factorisation
13th
9th
29th
11th
Farey Sequence
10th
36th
Fibonacci
76th10th11th35th46th3rd22nd31st102nd93rd69th20th30th17th18th18th38th35th37th17th11th10th7th25th101st34th26th38th14th1st15th26th54th157th21st1st16th7th1st30th23rd12th7th71st33rd1st19th11th7th10th1st16th7th23rd1st11th29th
16th
Fizz Buzz
5th
9th
22nd
Foo Fizz Buzz Bar
7th
1st
Forsyth–Edwards Notation
5th
32nd
Fractions
4th
1st
Game of Life
22nd
Gijswijt’s Sequence
4th
47th
Gray Code Decoder
14th
13th
1st
20th
10th
Gray Code Encoder
11th
5th
1st
20th
1st
Happy Numbers
10th
1st
1st
Happy Numbers (Long)
8th
29th
17th
Hexdump
5th
41st
Hilbert Curve
5th
Intersection
7th
26th
Inventory Sequence
1st
1st
ISBN
5th
6th
10th
43rd
Jacobi Symbol
4th
23rd
Kaprekar Numbers
10th
33rd
48th
15th
Kolakoski Constant
8th
24th
Kolakoski Sequence
15th
48th
Leap Years
20th
1st
18th
Levenshtein Distance
8th
63rd
7th
Leyland Numbers
11th
1st
ln 2
15th
1st
Look and Say
1st
11th
14th
Lucky Numbers
18th8th
11th
82nd
Lucky Tickets
83rd
Mahjong
12th
Mandelbrot
22nd
24th
Maze
7th
18th
Medal Tally
6th
12th
Minesweeper
8th
16th
Morse Decoder
15th
Morse Encoder
15th
Multitap Input
6th
13th
Musical Chords
21st
N Queens
23rd
16th
Nim
2nd
9th
12th
Niven Numbers
4th
1st
54th
Niven Numbers (Long)
1st
23rd
Number Spiral
6th
1st
19th
Odious Numbers
1st
1st
Odious Numbers (Long)
1st
1st
Ordinal Numbers
9th
5th
PalindromemordnilaP
1st
30th
Pangram Grep
12th
16th
34th
42nd
1st
150th
31st
16th
40th
64th
Partition Numbers
14th
46th
19th
Pascal’s Triangle
1st
1st
Pernicious Numbers
37th
1st
78th
Pernicious Numbers (Long)
13th
1st
Poker
3rd
19th
Polyominoes
5th
15th
Prime Numbers
23rd
16th
1st80th
1st
1st
12th
Prime Numbers (Long)
1st
16th
1st
1st
1st
Proximity Grid
4th
14th
QR Decoder
12th
Quine
1st
69th72nd
23rd
67th39th
1st
193rd
45th
1st
1st
2nd
Recamán
7th
35th
Repeating Decimals
3rd
78th
Reverse Polish Notation
1st
2nd
17th
Reversi
3rd
16th
Rijndael S-box
5th
10th
31st
Rock-paper-scissors-Spock-lizard
37th
Roman to Arabic
16th
8th
6th
20th1st
8th
ROT13
15th
26th
1st
Rule 110
7th
62nd
Scrambled Sort
2nd
1st
14th
8th
Set
6th
20th
Seven Segment
7th
13th
SI Units
23rd
Sierpiński Triangle
7th
25th
Smith Numbers
7th
58th
15th
Spelling Numbers
64th
4th
Star Wars GPT
13th
3rd
8th
1st
Star Wars Opening Crawl
15th
Sudoku (Fill-in)
16th
Taxicab Numbers
15th
17th
Ten-pin Bowling
4th
34th
Tic-tac-toe
23rd
Time Distance
3rd
20th
Tongue-twisters
7th
5th
13th
10th
11th
Topological Sort
7th
15th
Tower of Hanoi
7th15th
21st1st12th
8th
12th19th
9th
25th
15th
4th
Transpose Sentence
1st
1st
17th
25th
Trinomial Triangle
13th
12th
Ulam Sequence
7th
15th
United States
32nd
Vampire Numbers
6th
40th
Van Eck Sequence
9th
1st
37th
Zeckendorf Representation
12th
23rd
Zodiac Signs
5th
8th
24th
6th
γ
6th
5th
5th
7th
5th
λ
13th
2nd
23rd
π
6th
5th
16th
7th
τ
4th
11th
φ
12th
38th
√2
10th
1st
1st
𝑒
11th
9th
1st15th