进制转换

package Content;

import java.util.*;

public class NumChange {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        
        System.out.println("十进制数据num转化为2，8，16进制字符串：");
        Integer num = scanner.nextInt();
        System.out.println("Number = "+num);
        System.out.println("二进制："+num.toBinaryString(num));
        System.out.println("八进制："+num.toOctalString(num));
        System.out.println("十六进制："+num.toHexString(num));
        
        System.out.println("\n");
        
        System.out.println("将指定进制的字符串转化为十进制:");
        String string  = "10000";
        System.out.println("String="+string);
        System.out.println("十进制："+Integer.parseInt(string));
        System.out.println("二进制："+Integer.parseInt(string,2));
        System.out.println("八进制："+Integer.parseInt(string,8));
        System.out.println("十六进制："+Integer.parseInt(string,16));
        
    }
}