package test; public class BookMgr { // private Book[] booklist = new Book[5]; private Book[] booklist; public BookMgr(Book[] booklist) { this.booklist = booklist.clone(); // for (int i = 0 ; i< booklist.length; i++) { // this.booklist[i] = booklist[i]; // } } public void printBooklist(){ for (int i = 0 ; i < booklist.length; i++) { System.out.println(booklist[i].getTitle()); } } public void printTotalPrice(){ int sum = 0; for ( int i = 0 ; i< booklist.length; i++) { sum += booklist[i].getPrice(); } System.out.println("전체 책 가격의 핪:"+sum); } }