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View Compilation Error

0_0_4437342_22387\Main.java:1: 需要为 class、interface 或 enum
	public static void main(String[] args) {
	              ^
0_0_4437342_22387\Main.java:4: 需要为 class、interface 或 enum
		Scanner sc=new Scanner(System.in);
		^
0_0_4437342_22387\Main.java:5: 需要为 class、interface 或 enum
		while(sc.hasNextInt())
		^
0_0_4437342_22387\Main.java:8: 需要为 class、interface 或 enum
			b=sc.nextInt();
			^
0_0_4437342_22387\Main.java:9: 需要为 class、interface 或 enum
			System.out.println(a+b);
			^
0_0_4437342_22387\Main.java:10: 需要为 class、interface 或 enum
		}


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