View Compilation Error

0_0_34116511_4914\Main.java:1: 错误: 需要class, interface或enum
public static void main(String args[]){
              ^
0_0_34116511_4914\Main.java:3: 错误: 需要class, interface或enum
		int num1 = kb.nextInt();
		^
0_0_34116511_4914\Main.java:4: 错误: 需要class, interface或enum
		int num2 = kb.nextInt();
		^
0_0_34116511_4914\Main.java:6: 错误: 需要class, interface或enum
		int All = num1 + num2 ;
		^
0_0_34116511_4914\Main.java:7: 错误: 需要class, interface或enum
		System.out.println(All);
		^
0_0_34116511_4914\Main.java:9: 错误: 需要class, interface或enum
	}
	^
6 个错误