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Puzzle #182: Can you work out the length of the raffle ticket strips?

24 August 2022

#182 Riff raffle

Quadrucon is an event that is themed around four-digit numbers, so when the organisers decided to hold a charity raffle, it made sense for all the ticket numbers to have four digits. Tickets were printed in one long roll, beginning with 1001 at the start of the roll and numbered consecutively from there. Tickets were then sold to delegates in strips of a fixed length.

Once everyone had bought a strip of tickets, event organiser Ivy Tetraglyph took to the microphone and announced that the first winning ticket number was 2772.

“That’s a palindrome!” said somebody. And by strange coincidence, it turned out that all the other winning numbers…

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