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Remainder: Part 1 (Posted on 2006-03-20) Difficulty: 3 of 5
A hundred digit number is formed by writing the first few natural numbers in front of each other as follows:

12345678910111213141516171819

Find the remainders when this number is divided by each of the numbers from 1 to 20.

No Solution Yet Submitted by Ravi Raja    
Rating: 2.5000 (2 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
re: computer solution for all (spoiler) | Comment 4 of 6 |
(In reply to computer solution for all (spoiler) by Charlie)

Your program is beautiful in its straightforward simplicity. The only choice was the 55, which appears to be safe, although I would have used 60 instead.
  Posted by Richard on 2006-03-20 15:31:52

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