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January 27, 2015

January 27, 2015

Posted by **rohit** on Thursday, March 21, 2013 at 6:34am.

Details and assumptions

The digit sum of a number is the sum of all its digits. For example, 1123 has a digit sum of 1+1+2+3=7.

The number 12=012 is a 2-digit number, not a 3-digit number.

- maths -
**Anonymous**, Thursday, March 21, 2013 at 5:07pm432

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