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6 kyu
Sum of Digits / Digital Root
292,428user578387
Completed Languages:
7 kyu
Check whether a number is valid in a given numeral system
1,209SummerTheCoder
Completed Languages:
7 kyu
Pernicious Numbers
716AcesOfGlory
Completed Languages:
8 kyu
If you can't sleep, just count sheep!!
135,162joshra
Completed Languages:
8 kyu
My head is at the wrong end!
49,701PG1
Completed Languages:
3 kyu
Alphabetic Anagrams
6,802Azuaron
Completed Languages:
8 kyu
Reversed Strings
384,945jhoffner
Completed Languages:
8 kyu
Century From Year
222,555MrZizoScream
Completed Languages:
8 kyu
Find Nearest square number
25,063riyakayal
Completed Languages:
5 kyu
ROT13
29,235hvaara
Completed Languages:
8 kyu
Determine offspring sex based on genes XX and XY chromosomes
36,236emporio
Completed Languages:
6 kyu
Array.diff
305,820marcinbunsch
Completed Languages:
5 kyu
Numbers that are a power of their sum of digits
2,142raulbc777
Completed Languages:
Retired
Function 3 - multiplying two numbers
57,628ineiti
Completed Languages:
7 kyu
Sum of odd numbers
174,623hhelwich
Completed Languages:
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