The Digger works correctly in towns 1-5 and in the last one, if you set a number greater than the number of towns; for other cases, you need to keep guessing persistently :)
To see which heroes the bot has in its tavern, use the sniffer and semaphore! If a computer-controlled hero has fled, he is in its tavern; after the computer of that color is completely destroyed, the heroes sitting in its tavern become available for general hiring!
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