java基礎練習問題

import?java.util.Random;

class?Student?{

private?String?id;

private?String?name;

private?int?score;

private?char?sex;

public?String?getId()?{

return?id;

}

public?void?setId(String?id)?{

this.id?=?id;

}

public?String?getName()?{

return?name;

}

public?void?setName(String?name)?{

this.name?=?name;

}

public?int?getScore()?{

return?score;

}

public?void?setScore(int?score)?{

this.score?=?score;

}

public?char?getSex()?{

return?sex;

}

public?void?setSex(char?sex)?{

this.sex?=?sex;

}

public?void?pnt()?{

System.out.println("學號："?+?id);

System.out.println("姓名："?+?name);

System.out.println("成績："?+?score);

System.out.println("性別："?+?sex);

System.out.println();

}

}

public?class?MyApp?{

public?static?void?main(String[]?args)?{

Student?s1?=?new?Student();

s1.setId("1");

s1.setName("張三");

s1.setScore(85);

s1.setSex('男');

s1.pnt();

Student?s2?=?new?Student();

s2.setId("2");

s2.setName("李四");

s2.setScore(90);

s2.setSex('女');

s2.pnt();

Student?s3?=?new?Student();

s3.setId("3");

s3.setName("王二");

s3.setScore(95);

s3.setSex('男');

s3.pnt();

Random?r?=?new?Random();

for?(int?i?=?1;?i?<=?100;?i++)?{

String?id?=?String.valueOf(1306405000?+?i);

String?name?=?"張三"?+?i;

int?score?=?r.nextInt(101);

char?sex?=?r.nextInt(2)?==?0'男'?:?'女';

Student?s?=?new?Student();

s.setId(id);

s.setName(name);

s.setScore(score);

s.setSex(sex);

s.pnt();

}

}

}

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