3098150_tle.java

来自「北大大牛代码 1240道题的原代码 超级权威」· Java 代码 · 共 45 行

import java.util.*;
import java.math.*;

public class Main 
{
    public static void main(String [] args)
    {
		new Main().solve();
    }

	private void solve()
	{
		Scanner cin = new Scanner (System.in);
		String num;
		BigInteger a, b;
		int cas;
		int i;

		cas = 1;
		b = new BigInteger ("11");
		while(true)
		{
			num = cin.next();
			if(num.compareTo("0")==0)
			{
				break;
			}
			System.out.print(cas+". ");
			cas++;
			for(i = 1; i <= 10; i++)
			{
				String tmp = Integer.toString(i)+num;
				a = new BigInteger (tmp);
				if(a.mod(b).intValue()==0)
				{
					System.out.println(a.divide(b));
					break;
				}
			}
			if(i > 10)
				System.out.println("IMPOSSIBLE");
		}
	}
}