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View Compilation Error

0_0_30820392_12939\Main.java:2: 错误: 类oj1089是公共的, 应在名为 oj1089.java 的文件中声明
public class oj1089{
       ^
0_0_30820392_12939\Main.java:10: 错误: 找不到符号
	 a = cin.nextInt();
	     ^
  符号:   变量 cin
  位置: 类 oj1089
0_0_30820392_12939\Main.java:11: 错误: 找不到符号
     b = cin.nextInt();
         ^
  符号:   变量 cin
  位置: 类 oj1089
3 个错误


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