There is an orange tree on the top of the tower. A monkey eats oranges. It steals (1/10) on the first day, and then steals (1/9) and (1/8) of the existing oranges in the next 8 days..., (1/3) and (1/2) have been stolen for 9 days, and there are only 10 oranges left on the tree. How many oranges were left on the tree?
塔顶有株桔子树，一只猴子偷吃桔子，第一天偷了(1/10)，以后8天，分别偷了当天现有桔子的(1/9)，(1/8)…，(1/3)，(1/2)偷了9天，树上只剩下10只桔子，问树上原有多少只桔子？
<gadget id="calculator">10 * 10</gadget>
<output>100</output>

<result>100</result>