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View Compilation Error

0_0_37835884_16839\Main.java:5: 错误: 找不到符号
while(in.hasnextin())
        ^
  符号:   方法 hasnextin()
  位置: 类型为Scanner的变量 in
0_0_37835884_16839\Main.java:8: 错误: 二元运算符 '&&' 的操作数类型错误
if(a=0&&b=0)break;
      ^
  第一个类型:  int
  第二个类型: int
0_0_37835884_16839\Main.java:8: 错误: 不兼容的类型: int无法转换为boolean
if(a=0&&b=0)break;
    ^
3 个错误


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