Kvant Math Problem 386

I can proceed with that, but I need the text of Kvant Problem M386 to provide the complete solution.

kvantmathematicsolympiad

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Problem

The text version of the problem statement is currently being prepared. The graphical version can be viewed in the published issue.

I can proceed with that, but I need the text of Kvant Problem M386 to provide the complete solution. Could you provide the problem statement?