0_0_27441008_6082\Main.java:3: 错误: 需要class, interface或enum
public Main {
^
0_0_27441008_6082\Main.java:5: 错误: 需要class, interface或enum
public static void main(String[] args) {
^
0_0_27441008_6082\Main.java:7: 错误: 需要class, interface或enum
while(in.hasNext()){
^
0_0_27441008_6082\Main.java:9: 错误: 需要class, interface或enum
double y1=in.nextDouble();
^
0_0_27441008_6082\Main.java:10: 错误: 需要class, interface或enum
double x2=in.nextDouble();
^
0_0_27441008_6082\Main.java:11: 错误: 需要class, interface或enum
double y2=in.nextDouble();
^
0_0_27441008_6082\Main.java:12: 错误: 需要class, interface或enum
double a=x1-x2;
^
0_0_27441008_6082\Main.java:13: 错误: 需要class, interface或enum
double b=y1-y2;
^
0_0_27441008_6082\Main.java:14: 错误: 需要class, interface或enum
double d=Math.sqrt(Math.pow(a, 2)+Math.pow(b, 2));
^
0_0_27441008_6082\Main.java:15: 错误: 需要class, interface或enum
System.out.printf("%.2f\n",d);
^
0_0_27441008_6082\Main.java:16: 错误: 需要class, interface或enum
}
^
11 个错误
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