Здравейте! Judge ми дава 85% за тази задача. Предполагам, че грешката e свързана с инчове, но не я виждам. Благодаря предварително!

import java.util.Scanner;

public class exercise2 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        double value = Double.parseDouble(sc.nextLine());

        String input = sc.nextLine();
        String output = sc.nextLine();

        double m = 1.0;
        double km = 0.001;
        double ft = 3.2808399;
        double mm = 1000.0;
        double cm = 100;
        double mi = 0.000621371192;
        double in = 39.3700787;
        double yd = 1.0936133;

        switch (input) {
            case "km":
                value = value / km;
                break;
            case "mi":
                value = value / mi;
                break;
            case "yd":
                value = value / yd;
                break;
            case "m":
                value = value / m;
                break;
            case "ft":
                value = value / ft;
                break;
            case "mm":
                value = value / mm;
                break;
            case "cm":
                value = value / cm;
                break;
            case "in":
                value = value / in;
                break;
        }

        switch (output) {
            case "ft" :
                value = value * ft;
                break;
            case "in":
                value = value * in;
            case "km":
                value = value * km;
                break;
            case "mi":
                value = value * mi;
                break;
            case "yd":
                value = value * yd;
                break;
            case "m":
                value = value * m;
                break;
            case "mm":
                value = value * mm;
                break;
            case "cm":
                value = value * cm;
        }
        System.out.printf("%.8f", value);
    }
}