import java.io.*;

public class LineIO{

   public static void main(String[] args) {

    String sin,inputString;

        int inputInteger;

        double inputDouble;

    System.out.println("输入一个字符串：");

        try{

          BufferedReader in=new BufferedReader(new InputStreamReader(System.in));

          sin=in.readLine();

          inputString=sin;



          System.out.println("输入一个整数：");

          sin=in.readLine();

          inputInteger=Integer.parseInt(sin);



          System.out.println("输入一个小数：");

          sin=in.readLine();

          inputDouble=Double.parseDouble(sin);



          System.out.println("输入数据为：");

          System.out.println(inputString+"\t"+inputInteger+"\t"+inputDouble);

      }catch(IOException e){System.out.println(e.toString());}

   }

}