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Re:那位帮忙检查一下那里错了啊,,感激不尽!!In Reply To:那位帮忙检查一下那里错了啊,,感激不尽!! Posted by:vivian90214 at 2008-12-12 12:14:01 > package acm;
> import java.util.*;
> import java.math.*;
>
> public class Main
> {
> public static void main(String args[])
> {
> int i,tag;
> Scanner cin=new Scanner(System.in);
> BigDecimal a=cin.nextBigDecimal();
> BigDecimal c= BigDecimal.ONE;
> int b=cin.nextInt();
> tag=0;
> for(i=0;i<b;i++)
> c=c.multiply(a);
> String temp=c.toPlainString();
> for(i=0;i<temp.length()-1;i++)
> if(temp.charAt(i)=='.')
> {
> tag=1;
> break;
> }
> if(tag==1)
> {
> for(i=temp.length()-1;i>=0;)
> {
> if(temp.charAt(i)=='0')
> i--;
> else
> break;
> if(temp.charAt(i)=='.')
> {
> i--;
> break;
> }
> }
> }
> if(temp.charAt(0)!='0')
> System.out.println(temp.substring(0,i+1));
> else
> System.out.println(temp.substring(1,i+1));
> }
> }
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