Created
July 26, 2017 20:06
-
-
Save gkio/61ae25ce23164e1a8cbb2d4f40edb751 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /* | |
| digital_root(16) | |
| => 1 + 6 | |
| => 7 | |
| digital_root(942) | |
| => 9 + 4 + 2 | |
| => 15 ... | |
| => 1 + 5 | |
| => 6 | |
| digital_root(132189) | |
| => 1 + 3 + 2 + 1 + 8 + 9 | |
| => 24 ... | |
| => 2 + 4 | |
| => 6 | |
| digital_root(493193) | |
| => 4 + 9 + 3 + 1 + 9 + 3 | |
| => 29 ... | |
| => 2 + 9 | |
| => 11 ... | |
| => 1 + 1 | |
| => 2 | |
| */ | |
| function digital_root(n) { | |
| return (n - 1) % 9 + 1; | |
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment