24. 300 monkeys form a circle, preparing to select one monkey as the king. The rules are as follows: First, number these monkeys clockwise, from 1 to 300, and start operating counterclockwise from the 300th monkey: leave the 300th monkey, eliminate the 299th monkey, leave the 298th monkey, eliminate the 297th monkey, $\qquad$ continue this process until only one monkey remains, and this remaining monkey will become the king. The king's number is $\qquad$.
Answer: 212