0_0_38825102_5413\Main.java:1: 错误: 需要class, interface或enum
public static void main(String[] args) {
^
0_0_38825102_5413\Main.java:4: 错误: 需要class, interface或enum
Scanner sc = new Scanner(System.in);
^
0_0_38825102_5413\Main.java:5: 错误: 需要class, interface或enum
double x1,y1,x2,y2;
^
0_0_38825102_5413\Main.java:6: 错误: 需要class, interface或enum
double sum;
^
0_0_38825102_5413\Main.java:7: 错误: 需要class, interface或enum
while(sc.hasNext()) {
^
0_0_38825102_5413\Main.java:9: 错误: 需要class, interface或enum
y1 = sc.nextDouble();
^
0_0_38825102_5413\Main.java:10: 错误: 需要class, interface或enum
x2 = sc.nextDouble();
^
0_0_38825102_5413\Main.java:11: 错误: 需要class, interface或enum
y2 = sc.nextDouble();
^
0_0_38825102_5413\Main.java:13: 错误: 需要class, interface或enum
sum = Math.sqrt(Math.pow((x1-x2), 2) + Math.pow((y1-y2), 2)) ;
^
0_0_38825102_5413\Main.java:14: 错误: 需要class, interface或enum
System.out.println("两点之间的距离："+String.format("%.2f", sum)); //保留两位小数
^
0_0_38825102_5413\Main.java:15: 错误: 需要class, interface或enum
}
^
11 个错误
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