Difference between revisions of "2005 USAMO Problems/Problem 6"
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Revision as of 12:41, 4 July 2013
Problem
For a positive integer, let be the sum of the digits of . For , let be the minimal for which there exists a set of positive integers such that for any nonempty subset . Prove that there are constants with
Solution
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See Also
2005 USAMO (Problems • Resources) | ||
Preceded by Problem 5 |
Followed by Last Question | |
1 • 2 • 3 • 4 • 5 • 6 | ||
All USAMO Problems and Solutions |
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