SOJ.Alice and Bob

1798. Alice and Bob

Description

Bob is very famous because he likes to play games. Today he puts a chessboard in the desktop, and plays a game with Alice. The size of the chessboard is n by n. A stone is placed in a corner square. They play alternatively with Alice having the first move. Each time, player is allowed to move the stone to an unvisited neighbor square horizontally or vertically. The one who can’t make a move will lose the game. If both play perfectly, who will win the game?Input

The input is a sequence of positive integers each in a separate line. The integers are between 1 and 10000, inclusive, indicating the size of the chessboard. The end of the input is indicated by a zero.

Output

Output the winner (“Alice” or “Bob”) for each input line except the last zero. No other characters should be inserted in the output.

Sample Input

20

Sample Output

Alice

01.// Problem#: 13417

02.// Submission#: 3529776

03.// The source code is licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License

04.// URI:http://creativecommons.org/licenses/by-nc-sa/3.0/

05.// All Copyright reserved by Informatic Lab of Sun Yat-sen University

06.#include<iostream>

07.usingnamespace std;

08.intmain()

09.{

10.    intn;

11.    while(cin>>n,n!=0)

12.    {

13.        if(n%2==0)

14.            cout<<"Alice"<<endl;

15.        else

16.            cout<<"Bob"<<endl;

17.    }

18.}

水成狗啊~