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View Compilation Error

0_0_18576614_4406\Main.java:29: 错误: 找不到符号
		Scanner scanner=new Scanner(System.in);
		^
  符号:   类 Scanner
  位置: 类 Main
0_0_18576614_4406\Main.java:29: 错误: 找不到符号
		Scanner scanner=new Scanner(System.in);
		                    ^
  符号:   类 Scanner
  位置: 类 Main
0_0_18576614_4406\Main.java:36: 错误: 找不到符号
				Scanner scanner1=new Scanner(System.in);
				^
  符号:   类 Scanner
  位置: 类 Main
0_0_18576614_4406\Main.java:36: 错误: 找不到符号
				Scanner scanner1=new Scanner(System.in);
				                     ^
  符号:   类 Scanner
  位置: 类 Main
4 个错误


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