算法训练 进制转换

import java.util.Scanner;
public class Main {

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Scanner sc= new Scanner(System.in);
        String str=sc.next();
        System.out.println(change(str,2,10));

    }
    
    public static String change(String value,int src,int dest){
        
        return Integer.toString(Integer.parseInt(value,src),dest);
    }

}