perplexus.info :: Numbers : Self-Descriptor

Self-Descriptor (Posted on 2002-07-10)

Find a number ABCDEFGHIJ such that A is the count of how many 0's are in the number, B is the number of 1's, and so on.

See The Solution Submitted by levik

Rating: 3.8750 (8 votes)

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Solution

| Comment 1 of 14

6210001000

Once you decide that it's mostly zeros it's not too hard. Once you try for 2 ones, it's trivial.

Posted by Jim Lyon on 2002-07-10 11:09:11

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