View Compilation Error

0_0_19859257_7992\Main.java:2: 错误: 需要class, interface或enum
应徐楷 2017/2/19 22:23:21
^
0_0_19859257_7992\Main.java:26: 错误: 需要class, interface或enum
22:25:44
^
0_0_19859257_7992\Main.java:29: 错误: 需要class, interface或enum
import java.math.BigInteger;  
^
3 个错误