[java] 오늘까지 살아온 날짜수 계산

package mypackage;
 
public class Lion {
 
    int lifeTimeFromBirth(int year, int month, int day, int cyear,int cmonth,int cday){
        int result1 = (cyear*365)+(cmonth*30)+(cday);//오늘을 날짜수로 계산
        int result2 = (year*365)+(month*30)+(day);//생일을 날짜수로 계산
        return result1 - result2;
    }
    
    
    public static void main(String[] args){
        Lion Lion = new Lion();
        int result = Lion.lifeTimeFromBirth(1981,5,9,2013,4,4);
        System.out.println("오늘까지 살아온 날짜 수 = " + result);
    }
}