参考答案
答案:import java.io.*;public class ka{ public static void main(String[] args) throws IOException{float? x,y,m;m=0;InputStreamReader readerx=new InputStreamReader(System.in);BufferedReader inputx=new BufferedReader(readerx);System.out.println("请输入x:");String tempx=inputx.readLine();x = Float.parseFloat(tempx);InputStreamReader readery=new InputStreamReader(System.in);BufferedReader inputy=new BufferedReader(readery);System.out.println("请输入y:");String tempy=inputy.readLine();y= Float.parseFloat(tempy);if(x>y){m=x;}else{m=y;}System.out.println("最大数为"+m);}}