输入：　
多组测试数据，每行只有一个正整数n，表示要称的物体质量，　
n在32bit有符号整数所能表示的数的范围内，　
最后请使用EOF结束本程序　

输出：　
怎么称质量n出来　
,Input: multiple sets of test data, each line there is only one positive integer n, said that the quality of the object, n in 32bit signed integer can be expressed in the framework of a few, and finally use the EOF output end of the process: the quality of how that n out