I think you're right that the statement doesn't make sense- or else we're both not understanding it. From what I can see, no prisoner needs any information bey

I think you're right that the statement doesn't make sense- or else we're both not understanding it. From what I can see, no prisoner needs any information beyond knowing their own number. Once they know that, they're just searching the cycle that their number is in to see if it's less than 50-long.