Introduction - If you have any usage issues, please Google them yourself
monkey eat peach:first day ,the monkey picks some peaches,and eat half of them,but that can t satisfy him,he eat one more second day he eats half of the left peaches and one more.He eats half of the left peaches the day before and one more every day.On the 10th day,there is only one peach..How many peaches he picks on the first day?