JAVA 자바 빵/랜덤/시간/count

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Calendar;
import java.text.DateFormat;


public class Bakery {
	
		public static void main(String[] args) {
			
			int a=0,b=0,c=0,d=0;
			int n;
			String str=null;
			int[] Array = new int[100];
			
			for(int i=0; i<100; i++) {
				Array[i] = randomRange(1,4);
				
				if(Array[i]==1) {
					a++;
					str="식빵";
				}
				else if(Array[i]==2) {
					b++;
					str="소보로";
				}
				else if(Array[i]==3) {
					c++;
					str="크림빵";
				}
				else if(Array[i]==4) {
					d++;
					str="팥빵";
				}
				
				System.out.println(str);
				}
			
			
			
		System.out.println("총 "+Array.length+"개의 빵을 생산하였습니다.");
		System.out.println("식빵 "+a+"개");
		System.out.println("소보로 "+b+"개");
		System.out.println("크림빵 "+c+"개");
		System.out.println("팥빵 "+d+"개");
		
		Date e = new Date();
		String f = e.toString();
		System.out.println("전체 출력 "+ f);
		SimpleDateFormat formatType = new SimpleDateFormat("yyyy-MM-dd");
		System.out.println("현재 날짜 : "+formatType.format(e));
		SimpleDateFormat formatType2 = new SimpleDateFormat("a hh:mm:ss");
		System.out.println("현재 시각 : "+formatType2.format(e));
		
		Calendar cal = Calendar.getInstance();
		cal.add(Calendar.YEAR, 1);
		
		String endDate = formatType.format(cal.getTime());
		
		System.out.println("제품만료일 : "+endDate);

		}

			public static int randomRange(int n1, int n2) {
			    return (int) (Math.random() * (n2 - n1 + 1)) + n1;
		}
}