View Compilation Error

0_0_31426350_15907\Main.java:2: 错误: 需要class, interface或enum
public static void main(String[] args) {
              ^
0_0_31426350_15907\Main.java:4: 错误: 需要class, interface或enum
int a = scanner1.nextInt();
^
0_0_31426350_15907\Main.java:5: 错误: 需要class, interface或enum
Scanner scanner2 = new Scanner(System.in);
^
0_0_31426350_15907\Main.java:6: 错误: 需要class, interface或enum
int b = scanner2.nextInt();
^
0_0_31426350_15907\Main.java:7: 错误: 需要class, interface或enum
System.out.println（a+b))
^
0_0_31426350_15907\Main.java:7: 错误: 非法字符: '\uff08'
System.out.println（a+b))
                  ^
6 个错误