How to calculate the pigeon designation of 33 1?

The algorithm for pigeons to specify 33 take 1 is as follows: write down 33 numbers on paper, then put them on a spool, shake the spool, and then draw a symbol from the spool. The number on this symbol is the result of extraction. Taking 1 is a random sampling method, which can be used for lottery, lottery, etc. , can also be used for sampling in statistics. This is a completely fair way to get completely random results.