java如何写厘米换算英寸代码

import java.util.Scanner;

public class 厘米换算英寸 {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.println("请输入换算多少厘米为英寸:");
double salary =scanner.nextDouble();
System.out.println("英寸："+salary*0.393700787402);
System.out.println("厘米："+salary);
????????}
}

import java.util.Scanner;

public class 厘米换算英寸 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入换算多少厘米为英寸:");
        double salary =scanner.nextDouble();
        System.out.println("英寸："+salary*0.393700787402);
        System.out.println("厘米："+salary);
    }
}