View Compilation Error

0_0_34363274_2841\Main.java:5: 错误: 需要class, interface或enum
	public static void main(String[] args) {
	              ^
0_0_34363274_2841\Main.java:7: 错误: 需要class, interface或enum
		if(sc.hasNext()) {
		^
0_0_34363274_2841\Main.java:9: 错误: 需要class, interface或enum
			int y=sc.nextInt();
			^
0_0_34363274_2841\Main.java:10: 错误: 需要class, interface或enum
			int sum=x+y;
			^
0_0_34363274_2841\Main.java:11: 错误: 需要class, interface或enum
			System.out.println(sum);
			^
0_0_34363274_2841\Main.java:12: 错误: 需要class, interface或enum
		}
		^
0_0_34363274_2841\Main.java:14: 错误: 需要class, interface或enum
	}
	^
7 个错误