java判断两数之差 java判断两个数的大小

import java.math.BigDecimal;  
import java.util.*;  
import java.io.*;  

public class Main  
{  
	public static void main(String args[])  
	{  
		Scanner cin=new Scanner(System.in);
		while(cin.hasNext()){
			String s=cin.next();
			String ss=cin.next();
			BigDecimal a=new BigDecimal(s);
			BigDecimal b=new BigDecimal(ss);
			int t=a.compareTo(b);
			if(t==0)System.out.println("相等");
			else if(t<0)System.out.println("前者小");
			else if(t>0)System.out.println("前者大");
		}
	}  
}