He Xiaojun quickly thought of several ways to place them, such as making the number of Wealth Coupons in each box a multiple of 3 or 5, or forming an arithmetic sequence with the numbers of Wealth Coupons in the 22 boxes.
But in the end, he chose something related to prime numbers.
After all, the previous two methods were a bit too simple. Even for ordinary people, they weren't too hard to guess. While 'prime numbers' are also quite basic knowledge, most people, when not using them often, find it difficult to quickly react and identify the specific numbers at the first moment.
"If you choose the first 22 prime numbers, they are respectively 2, 3, 5, 7, 11...
"Add up the first 22 prime numbers, and the final result is... 791.
"If using a denomination of 1000 to withdraw, then I would need to withdraw 791000... that's a bit too much, isn't it?
