12 Days of Christmas
36th
71st
334th
99 Bottles of Beer
35th
281st
Abundant Numbers
19th17th15th
5th
9th
19th30th
1st
13th12th
46th4th
17th
18th
33rd
31st
13th
Abundant Numbers (Long)
20th3rd19th
1st
6th
10th27th
1st
6th11th
34th1st
16th
15th
20th
30th
1st
Arabic to Roman
1st
1st
29th
Arithmetic Numbers
11th1st5th
7th
3rd
5th
6th17th
15th
12th
12th
Arrows
30th
83rd
Ascending Primes
5th
ASCII Table
33rd
134th
brainfuck
32nd
143rd
Calendar
1st
1st
Card Number Validation
129th
Catalan Numbers
1st3rd
1st
13th
4th
1st1st4th
8th3rd1st1st
1st1st1st
2nd
9th
1st
13th1st
Catalan’s Constant
6th9th5th
3rd10th
1st
11th
12th
10th7th
Christmas Trees
33rd
190th
Collatz
61st3rd21st
38th
84th
6th
Continued Fractions
5th
16th
CSS Colors
1st
Day of Week
1st
1st
1st
1st
1st1st
12th
1st1st
1st
27th
11th
Diamonds
27th
21st
89th
35th
Divisors
8th
12th
44th16th30th
1st
1st
1st7th1st
1st1st29th6th31st
30th11th
1st
7th
17th
3rd
5th1st
20th
Emirp Numbers
16th15th8th
10th
6th
3rd
3rd
16th
7th
17th
14th
3rd
Evil Numbers
2nd5th
4th
32nd5th12th7th
8th1st1st5th1st
8th1st2nd3rd1st1st
1st1st5th16th
1st
6th6th
1st7th13th
1st
21st12th8th43rd1st
6th
18th6th6th
Evil Numbers (Long)
4th
4th
2nd1st1st
8th1st1st1st1st
2nd1st5th1st1st12th
4th1st1st14th
1st
5th5th
1st8th11th
1st
13th6th5th
1st
1st
Factorial Factorisation
72nd
Farey Sequence
6th
Fibonacci
9th4th4th
3rd12th
4th1st2nd13th
6th
1st1st1st
1st1st1st1st1st1st
1st1st
1st7th1st
11th1st9th26th
1st
11th10th1st
7th6th
1st12th
Fizz Buzz
1st11th
32nd1st19th
1st
2nd
2nd
1st1st
101st
3rd1st1st
1st7th1st4th
26th30th
Foo Fizz Buzz Bar
1st11th
58th1st37th
1st
12th
4th
7th61st
18th
6th1st5th
1st9th11th
14th
Fractions
25th
1st
13th
1st
1st
Gray Code Decoder
17th
1st
9th
Gray Code Encoder
4th
1st
1st
1st1st1st
2nd1st💎1st1st
1st10th1st1st
1st1st6th
1st8th8th
1st
5th1st14th
1st
Happy Numbers
1st
17th
1st
7th
5th3rd11th9th7th
33rd1st10th
6th
9th
1st
15th24th
16th
Happy Numbers (Long)
2nd
11th
7th
29th8th5th
2nd
7th
89th
Hexdump
7th
10th
Intersection
40th
249th
Inventory Sequence
42nd
203rd
ISBN
31st
130th
Jacobi Symbol
1st
Kolakoski Constant
3rd9th7th
5th13th
14th
13th
9th9th
Kolakoski Sequence
8th
2nd
1st
17th
Leap Years
3rd7th
8th
7th10th4th
4th
1st5th4th
6th3rd10th7th10th
33rd
6th6th
6th
6th13th8th1st
18th
25th5th12th
Levenshtein Distance
3rd
1st1st
1st
1st
1st
3rd
Leyland Numbers
1st
1st
ln 2
6th9th6th
1st
4th10th
1st
11th
1st10th
1st
6th7th
Look and Say
5th
14th
11th
Lucky Numbers
27th
62nd
105th
Lucky Tickets
2nd
1st
13th
1st
14th
Mandelbrot
11th8th
19th
16th
9th11th
91st
8th
Niven Numbers
8th1st1st
2nd1st
1st9th1st13th
1st17th1st1st1st1st3rd3rd2nd1st4th11th1st1st13th1st1st
26th6th1st1st1st1st2nd1st7th9th
1st
1st14th1st
8th
6th
3rd1st
Niven Numbers (Long)
1st1st
1st1st
2nd1st5th13th
6th
1st1st4th16th1st1st1st6th2nd
1st1st11th4th1st
24th1st1st5th1st1st1st1st6th14th
1st
1st1st1st
1st
4th6th
Number Spiral
11th
Odious Numbers
2nd7th
4th
7th11th4th
9th1st1st5th1st
8th3rd2nd1st1st2nd
1st1st5th12th
1st
6th6th
1st9th15th
1st
25th12th1st
1st
6th
6th1st
Odious Numbers (Long)
8th
4th
6th1st2nd
9th1st1st5th1st
3rd1st5th1st1st11th
1st1st1st11th
1st
5th5th
1st9th9th
1st
12th5th12th
1st
1st
Ordinal Numbers
3rd
1st
4th
5th
14th1st
Pangram Grep
1st
3rd
16th
6th
1st
Partition Numbers
8th
15th
13th
6th
Pascal’s Triangle
31st19th
9th
5th
13th
1st
1st
16th
1st
3rd
10th
Pernicious Numbers
1st
1st1st
1st1st1st6th
1st
1st1st1st
1st3rd1st1st1st1st
1st1st1st1st
1st1st1st1st
1st1st1st1st
1st
1st7th1st
4th
1st
3rd1st
Pernicious Numbers (Long)
14th
13th
1st5th
1st
7th
12th1st
40th
1st
8th
1st
7th9th1st
Prime Numbers
3rd
29th12th26th9th
1st
1st4th10th
4th1st2nd7th4th1st1st22nd1st11th1st
30th1st6th1st9th
1st37th1st
1st
1st12th1st
1st
8th
6th1st
Prime Numbers (Long)
10th
28th14th31st
1st
1st6th6th
1st2nd8th22nd
35th19th1st
1st
1st1st3rd13th
4th
11th
1st
6th1st1st
12th
1st
Quine
1st9th6th1st8th15th105th20th1st24th8th23rd9th1st9th30th4th2nd12th31st1st1st1st1st1st11th
1st1st1st1st
34th1st47th1st1st1st6th1st1st1st29th44th1st1st1st5th1st8th13th
18th
7th
Recamán
32nd
117th
Reverse Polish Notation
7th
3rd5th
1st
33rd
5th
7th
Rijndael S-box
7th
10th
31st
4th
10th
9th
13th5th
Roman to Arabic
1st
1st
1st
ROT13
11th
5th
8th
17th1st
1st
Scrambled Sort
10th
3rd
2nd
8th
Smith Numbers
93rd
8th
Spelling Numbers
1st
Star Wars Opening Crawl
81st
Tic-tac-toe
26th
100th
Tower of Hanoi
6th
15th2nd5th
12th
11th8th
5th
💎5th1st9th
1st15th
8th7th
2nd9th10th
52nd
15th1st
Transpose Sentence
10th
1st
1st
1st
25th
Trinomial Triangle
21st
1st
68th
United States
34th
273rd
Vampire Numbers
1st
30th
113th
Van Eck Sequence
8th
Zeckendorf Representation
27th
79th
γ
6th8th7th
5th8th
1st
10th
10th
8th6th
λ
7th13th8th
5th16th
18th
17th
13th13th
π
9th11th10th
10th
5th28th
4th33rd
1st
21st
4th20th
16th
11th10th
τ
6th10th8th
9th
5th21st
5th41st
1st
15th
4th16th
31st
12th10th
φ
6th10th8th
2nd
1st11th
5th4th3rd6th1st
6th4th1st
1st
1st17th
1st
1st
12th10th
√2
5th11th8th
4th
1st10th
5th1st2nd6th1st
12th1st1st
1st
16th
1st13th
1st
1st
12th10th
𝑒
12th15th19th
1st
6th29th
1st
1st
19th
5th
1st22nd
10th9th