View Compilation Error

0_0_37850055_2007\Main.java:1: 错误: 需要class, interface或enum
public static void main(String[] args)
              ^
0_0_37850055_2007\Main.java:4: 错误: 需要class, interface或enum
	int a,b;
	^
0_0_37850055_2007\Main.java:5: 错误: 需要class, interface或enum
        a=input.nextInt();
        ^
0_0_37850055_2007\Main.java:6: 错误: 需要class, interface或enum
	b=input.nextInt();		
	^
0_0_37850055_2007\Main.java:7: 错误: 需要class, interface或enum
	System.out.print(a+b);
	^
0_0_37850055_2007\Main.java:8: 错误: 需要class, interface或enum
}
^
6 个错误