我用IO流做的，有什么不优化的还请指正
本帖最后由 javantiger93000 于 2016-11-27 01:31 编辑
import java.io.*;
import java.math.*;
class TwoToTen{
public static void twoToTen() throws IOException
{
BufferedReader bufr =
new BufferedReader(new InputStreamReader(System.in));
String line=null;
while((line=bufr.readLine())!=null)
{
BigInteger src = new BigInteger(line, 2);
System.out.println("二进制数"+line+"="+src.toString());
}
bufr.close();
}
public static void main(String[] args) throws IOException
{
twoToTen();
}
}
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