Difference between revisions of "1978 IMO Problems/Problem 1"

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==Solution==
 
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Solution is available here:
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https://www.youtube.com/watch?v=SRl4Wnd60os

Latest revision as of 17:48, 4 November 2019

Problem

$m$ and $n$ are positive integers with $m < n$. The last three decimal digits of $1978^m$ are the same as the last three decimal digits of $1978^n$. Find $m$ and $n$ such that $m + n$ has the least possible value.

Solution

This problem needs a solution. If you have a solution for it, please help us out by adding it.

Solution is available here: https://www.youtube.com/watch?v=SRl4Wnd60os

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