java 学习 BigInteger Demo

package gao.org;

import java.util.Scanner;
import java.math.*;
public class Bigintege {
public static void main(String[]args)
{
	int n1=0;
	System.out.println("OK");
	BigInteger n=new BigInteger("12");
	Scanner cin = new Scanner(System.in);

    while(cin.hasNext())//等价于!=EOF
    {
    	// n1=cin.nextInt();//读入一个int型的数

      n=cin.nextBigInteger();//读入一个大整数
      System.out.println(n);
    }
   
}
}