1368.java

hoj 部分题目解题报告 c,cpp或java语言描述

/* This Code is Submitted by icycandy for Problem 1368 on 2008-09-10 at 20:39:50 */
import java.util.*;
import java.math.*;

class Main 
{
	private static String op;
	private static BigInteger a,b;

	public static void main(String[] args) 
	{
		Scanner cin = new Scanner(System.in);
		while(cin.hasNext())
		{
			a = cin.nextBigInteger();
			op = cin.next();
			b = cin.nextBigInteger();

			if(op.charAt(0)=='+')
				System.out.println(a.add(b));
			else if(op.charAt(0)=='-')
				System.out.println(a.subtract(b));
			else if(op.charAt(0)=='*')
				System.out.println(a.multiply(b));
			else
			{
				Integer c = cin.nextInt();
				System.out.print(a.divide(b)+" "+a.remainder(b)+" ");

				BigDecimal b1 = new BigDecimal(a);
				BigDecimal b2 = new BigDecimal(b);
				System.out.println(b1.divide(b2,c,BigDecimal.ROUND_HALF_UP).toPlainString());
			}
		}
	}
}