Kvant Math Problem 1390

I can follow your requested format rigorously, but I need the **text of Kvant problem M1390** to proceed.

kvantmathematicsolympiad

Verified: no
Verdicts: SKIP + SKIP
Solve time: 52s
Source on kvant.digital

Problem

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

I can follow your requested format rigorously, but I need the text of Kvant problem M1390 to proceed. Could you provide it? Once I have the full statement, I can produce the complete solution in your six-section format with the strict requirements you outlined.