URI_Beecrowd/Convert.java at main · fernandospizzca/URI_Beecrowd · GitHub

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import java.util.Scanner;

public class Convert {

    public static void main(String[] args) {

        Scanner ent = new Scanner(System.in);

        String str1 = new String();
        String[] str2;
        String c, bin, hex;
        int count1 = 0;
        int count2 = 0;
        long dec;

        c = ent.nextLine();
        count1 = Integer.parseInt(c);

        while (count1 > 0) {

            str1 = ent.nextLine();
            count2++;
            str2 = str1.split(" ");

            if (str2[1].equals("bin")) {
                dec = Long.parseLong(str2[0], 2);
                System.out.println("Case " + count2 + ":" + "\n" + dec + " dec");
                hex = Long.toHexString(dec);
                System.out.println(hex + " hex");
            } else if (str2[1].equals("dec")) {
                dec = Long.parseLong(str2[0]);
                hex = Long.toHexString(dec);
                System.out.println("Case " + count2 + ":" + "\n" + hex + " hex");
                bin = Long.toBinaryString(dec);
                System.out.println(bin + " bin");
            } else if (str2[1].equals("hex")) {
                dec = Long.parseLong(str2[0], 16);
                System.out.println("Case " + count2 + ":" + "\n" + dec + " dec");
                bin = Long.toBinaryString(dec);
                System.out.println(bin + " bin");
            }
            System.out.printf("\n");
            count1--;
        }
        ent.close();
    }
}