12 Days of Christmas
674616685171
781
99 Bottles of Beer
631
675678
Catalanβs Constant
104
Day of Week
782
Divisors
863
Fizz Buzz
341
752
929
Foo Fizz Buzz Bar
786
930
Happy Numbers
165
Happy Numbers (Long)
116187
Leap Years
562
Look and Say
691
Prime Numbers
409
360206
327
Tongue-twisters
569
United States
121