class?Person1{
	private?String?name?;
	private?String?address?;
	private?char?sex?;
	private?int?age?;
	public?Person1()?{
	}
	public?Person1(String?name,?String?address,?char?sex,?int?age)?{
		super();
		this.name?=?name;
		this.address?=?address;
		this.sex?=?sex;
		this.age?=?age;
	}
	public?String?toString()?{
		return?"名字："?+?this.name+?",?地址："?+?this.address?+?",性別："?+?this.sex?+?",年齡："?+?this.age;
	}
}

class?Student1?extends?Person1{
	private?double?math;
	private?double?english;
	public?Student1()?{
		
	}
	public?Student1(double?math,?double?english)?{
		super();
		this.math?=math;
		this.english?=?english;
	}
	public?Student1(String?name,?String?address,?char?sex,?int?age,?double?math,?double?english)?{
		super(name,?address,?sex,?age);
		this.math?=math;
		this.english?=?english;
		
	}
	public?String?toString()?{
		return?super.toString()?+"數(shù)學(xué)成績："?+?this.math?+",英語成績："?+?this.english;
	}
}

public?class?FouthTest1?{
	public?static?void?main(String[]?args)?{
		Student1?ss?=?new?Student1("張三"?,?"xian"?,?'男'?,25?,?100.0?,?95.2?);
		System.out.println(ss);
		Student1?s?=?new?Student1(25.6,93.3);
		System.out.println(s);
		Student1?sss?=?new?Student1("張三",?"北京",?'男',25);
		System.out.println(sss);
	}
}