[疯狂的想法]来算算工资吧

package fantanstic;
public class NeedMoney {
/**
* Variables
* */
private int nowAge,
endAge=80;

private double  moneyPerDay=1000,
totalMoney=moneyPerDay*endAge,
needMoney;

/**
* Methods
* */
public NeedMoney(int nowAge) {
this.nowAge=nowAge;
calcNeed();

}

private void calcNeed(){

totalMoney=moneyPerDay*endAge*365;
needMoney=(endAge-nowAge)*moneyPerDay*365;
System.out.println("从你`"+nowAge+"`到`"+endAge+"`如果每天花` "+moneyPerDay);
System.out.println("你还需要` "+new Double(needMoney).intValue()+" `才能天天玩.");
System.out.println("照这样子算 你一辈子得花` "+new Double(totalMoney).intValue());

}

public static void main(String[] args) {
new NeedMoney(21);
}

}