NYOJ 144 某种序列 java

 题目链接：http://acm.nyist.net/JudgeOnline/problem.php?pid=114

水题

import java.math.BigInteger;
import java.util.Scanner;
public class Main{
	public static void main(String[] args) {
		Scanner input=new Scanner(System.in);
		while(input.hasNext()){
			BigInteger a=input.nextBigInteger();
			BigInteger b=input.nextBigInteger();
			BigInteger c=input.nextBigInteger();
			BigInteger sum=BigInteger.valueOf(0);
			for(int i=3;i<=99;i++){
				sum=c.add(b).add(a);
				a=b;
				b=c;
				c=sum;
			}
			System.out.println(sum);
		}
	}
}