Bolding the name of the competition or providing the file hash would help narrow this down.
Checking the file headers for corruption. If the RAR file won't open, attackers often use hex editors to fix the magic bytes (Rar! for version 4.x or newer). TolstГіi.rar
RAR (Roshal Archive) is a proprietary archive format used for data compression and error correction, developed by Russian engineer Eugene Roshal. Bolding the name of the competition or providing
Sometimes, the archive itself is hidden within an image or another file type, requiring tools like binwalk or foremost to extract it. for version 4
Given the literary name "Tolstoy," the password for such an archive is frequently a word or phrase from his works (e.g., War and Peace or Anna Karenina ). Tools like John the Ripper or hashcat are used with custom wordlists based on the author's bibliography.