java实现大数加法(BigDecimal)的实例代码

import java.util.*;
import java.io.*;
import java.lang.string;
import java.math.bigdecimal;

public class p1036
{
    public static void main(string[] args)
    {
        string s1,s2;
        scanner cin = new scanner(system.in);       
        s1 = cin.next();
        s2 = cin.next();
        bigdecimal b1 = new bigdecimal(s1);
        bigdecimal b2 = new bigdecimal(s2);
        system.out.println(b1.add(b2));
        cin.close();
    }
}