北大ACM题目之1131八进制转为十进制（JAVA）

package xnxylxh.peu;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

public class OctalFractions1131 {
public static void main(String[] args) throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringBuilder bs = new StringBuilder();
String line = null;
List<Double> list = new ArrayList<Double>();
while ((line = br.readLine()) != null) {
System.out.println("line="+line);
if (line.length() == 0) {
System.out.println("line1=" + line);
break;
}else if(line == " ") {
System.out.println("line2=" + line);
break;
}else {
System.out.println("line3=" + line);
list.add(Double.valueOf(line));
for (int i = 0; i < list.size(); i++)
System.out.println("list[" + i + "]=" + list.get(i));
}

/*
 *