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View Compilation Error

0_0_39835969_6146\Main.java:48: 错误: 二元运算符 '>=' 的操作数类型错误
                } else if (steps[Arrays.asList(steps).indexOf(step) - 1] >= 0 && steps[Arrays.asList(steps).indexOf(step) - 1].equals("L")) {
                                                                         ^
  第一个类型:  String
  第二个类型: int
0_0_39835969_6146\Main.java:50: 错误: 二元运算符 '>=' 的操作数类型错误
                } else if (steps[Arrays.asList(steps).indexOf(step) - 1] >= 0 && steps[Arrays.asList(steps).indexOf(step) - 1].equals("R")) {
                                                                         ^
  第一个类型:  String
  第二个类型: int
2 个错误


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