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View Compilation Error

0_0_30875976_6871\Main.java:5: 错误: 找不到符号
    double x1 = sc.nextDouble;
                  ^
  符号:   变量 nextDouble
  位置: 类型为Scanner的变量 sc
0_0_30875976_6871\Main.java:6: 错误: 找不到符号
    double y1 = sc.nextDouble;
                  ^
  符号:   变量 nextDouble
  位置: 类型为Scanner的变量 sc
0_0_30875976_6871\Main.java:7: 错误: 找不到符号
    double x2 = sc.nextDouble;
                  ^
  符号:   变量 nextDouble
  位置: 类型为Scanner的变量 sc
0_0_30875976_6871\Main.java:8: 错误: 找不到符号
    double y2 = sc.nextDouble;
                  ^
  符号:   变量 nextDouble
  位置: 类型为Scanner的变量 sc
4 个错误


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