View Compilation Error

1_868_3700_28520\Main.java:1: 错误: 需要'.'
import Scanner;
              ^
1_868_3700_28520\Main.java:1: 错误: 需要';'
import Scanner;
               ^
1_868_3700_28520\Main.java:2: 错误: 需要'{'
public class Main()
                 ^
3 个错误