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Consider a function which, for a given whole number n,
returns the number of ones required when writing out all
numbers between 0 and n. For example, f(13)=6. Notice that
f(1)=1. What is the next largest n such that f(n)=n?
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Answer Posted / tihor
its is 1599990
| Is This Answer Correct ? | 2 Yes | 5 No |
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