Java中的java.math.BigInteger

/**
 * 
 */
package com.you.model;

/**
 * @author YouHaidong
 *
 */
public class BigInteger 
{

	/**
	 * @param args
	 */
	public static void main(String[] args) 
	{
		java.math.BigInteger one = new java.math.BigInteger("1");
		java.math.BigInteger two = new java.math.BigInteger("2");
		java.math.BigInteger three = new java.math.BigInteger("3");
		java.math.BigInteger sum = new java.math.BigInteger("0");
		sum.add(one);
		sum.and(two);
		sum.and(three);
		System.out.println(sum);
	}

}

运行结果：

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