2001 OIM Problems/Problem 1
Problem
We say that a natural number 
is "çharrúa" if it simultaneously satisfies the following conditions:
- All digits of
are greater than 1.
n
n$is obtained.
Show that for each natural number$ (Error compiling LaTeX. Unknown error_msg)k$there is a ''çharrúa'' number with more than$ (Error compiling LaTeX. Unknown error_msg)k$ digits.
~translated into English by Tomas Diaz. ~orders@tomasdiaz.com
Solution
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