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Java 如何将米转换为英里,并以英尺和英寸为单位给出剩余值?_Java - Fatal编程技术网

Java 如何将米转换为英里,并以英尺和英寸为单位给出剩余值?

Java 如何将米转换为英里,并以英尺和英寸为单位给出剩余值?,java,Java,不知何故,输出结果总是完全错误。有办法解决这个问题吗 import java.util.Scanner; public class MeterConversion { public static void main(String[] args) { int meters; System.out.print("Enter meters: "); Scanner userInput = new Scanner (System.in);

不知何故,输出结果总是完全错误。有办法解决这个问题吗

import java.util.Scanner;

public class MeterConversion {

    public static void main(String[] args) {


        int meters;
        System.out.print("Enter meters: ");
        Scanner userInput = new Scanner (System.in);
        meters = userInput.nextInt();

        double inches = (3.3 * 12 * meters);
        int feet = (int) (inches / 12);
        int miles = (feet / 5280);
        int milesConversion = (miles - (meters % miles));
        int feetConversion = ((miles - milesConversion) % feet);
        int inchesConversion = (int) (feetConversion % inches);

        System.out.print(meters + " meter(s) converts to " 
        + milesConversion +" mile(s), " + feetConversion + " feet, " 
        + inchesConversion + " inch(es)");

    }

}
试试这个:

import java.util.Scanner;

public class MeterConversion {

    public static void main(String[] args) {

        int meters;
        System.out.print("Enter meters: ");
        Scanner userInput = new Scanner (System.in);
        meters = userInput.nextInt();

        double inches = (39.370078 * meters);
        int miles = (int) (inches / 63360);
        int feet =  (int) (inches - miles * 63360) / 12;
        double inchesRemaining = inches - (miles*63360 + feet*12);

        System.out.print(meters + " meter(s) converts to " 
        + miles +" mile(s), " + feet + " feet, " 
        + inchesRemaining + " inch(es)");
    }
}

我这样写是为了更容易理解从一个单位到另一个单位的转换。希望有帮助。

查找整数除法。请提供一个输入示例和output@HovercraftFullOfEels整数除法不就是这里的重点吗,OP想要转换成整英里,剩余的单位是英尺和英寸吗?我认为用整数除法从英尺到整英里是合适的。我怀疑问题是更深层次的,*转换变量和试图计算出剩余的脚。太好了,非常感谢!我的印象是模运算是关键,但它比我想象的要简单得多。^^@CrystalData了解有关使用模数进行浮点/双重检查的更多信息。一点谷歌搜索也会对你有很大帮助。我不明白为什么有人会投反对票,这正是我想要的答案但无论如何,谢谢你的帮助!现在它是一个净零,哈哈