12 Days of Christmas
183rd
99 Bottles of Beer
251st
Abundant Numbers
353rd
Arabic to Roman
260th
Arithmetic Numbers
207th
Ascending Primes
205th
Billiards
92nd
Christmas Trees
694th
Diamonds
77th
Emirp Numbers
210th
Emirp Numbers (Long)
84th
Evil Numbers
1st
Evil Numbers (Long)
33rd
Fizz Buzz
54th
Leap Years
444th
Look and Say
325th
Medal Tally
75th
Poker
75th
Prime Numbers
432nd
Roman to Arabic
315th
ROT13
78th
Sudoku (Fill-in)
105th
Tic-tac-toe
93rd
Time Distance
72nd
Vampire Numbers
116th