package com.company;import java.util.*;//题目一class student{private String name;private String xingbie;private int year,month,day,age;private String sub;public void add(int x,int y,int z,String a,String b,String c,int age){year=x;month=y;day=z;name=a;xingbie=b;sub=c;this.age=age;}public void p(){System.out.print("subject:"+sub+",name:"+xingbie+",Sex:"+xingbie+",birth:"+year+"/"+month+"/"+day+",age:"+age);}}//题目二class vechile{private double speed;private int power;public void getpower(int x){power=x;}public void getspeed(double x){speed=x;}public void upspeed(){speed+=10;System.out.printf("%lf",speed);}public void lowspeed(){speed-=10;System.out.printf("%lf",speed);}}//题目三class child{private String name;private String xingbie;private int age,num;private String habbit;void add(int num,String name,int age,String habbit,String xingbie){this.age=age;this.habbit=habbit;this.num=num;this.xingbie=xingbie;this.name=name;}public void p(){System.out.print("**第"+num+"位**\n");System.out.println(name+"小朋友:"+xingbie+","+age);System.out.println("兴趣爱好"+habbit);}}//题目四class hws{private int num;public void add(int x){num=x;}public void judge(){int[] a = new int[1000];int jishu=0;int j=num;int l=0;while(j!=0){jishu++;a[++l]=j%10;j/=10;}int num1=jishu/2;boolean l1=flase;for(int i=1;i<=num1;i++){if(a[i]==a[jishu-i+1])continue;else {l1=true;break;}}if(l1==flase)System.out.println("Yes");elseSystem.out.println("No");}}//题目五class cai{private int num;public void add(int x){num=x;}void caishuzi(int x){if(x>num) {System.out.println("猜大了");int a=s.nextint()caishuzi(a);}}}public class Main{public static void main(String[] arges){Scanner s=new Scanner(System.in);System.out.printf("2304010103胡琦\n");student a=new student();a.add(2004,6,9,"小胡","男","计算机科学与技术",20);a.p();vechile b=new vechile();int power=s.nextInt();b.getpower(power);double speed=s.nextDouble();b.getspeed(speed);b.lowspeed();b.upspeed();child c=new child();c.add(1,"小胡",20,"打游戏","男")；}}