전체 글 (138) 반응형 썸네일형 리스트형 Bank Application - Autoboxing & Unboxing Challenge 코드 package com.company; import java.util.ArrayList; public class Customers { //have arrayList of Doubles(transactions) //name and ArrayList of doubles private ArrayList transactions; private String name; //constructor public Customers(String name, double initialization) { this.name = name; this.transactions = new ArrayList(); //constructor에 initailization장단점 있음 추후에 transactions.add(initializatio.. mobilePhone contact code. Class Contact package com.company; public class lectureContact { private String name; private String phoneNumber; // field //constructor public lectureContact(String name, String phoneNumber) { this.name = name; this.phoneNumber = phoneNumber; } //getter public String getName(){ return name; } public String getPhoneNumber(){ return phoneNumber; } //another method public static lectureContact cre.. GroceryList - String으로 console 입력시 코드 GroceryList 변경 - modify, remove,find, onfile method 추가 및 변경 ( parameter-String) / getter도 추가 import java.util.ArrayList; import java.util.StringJoiner; public class GroceryList { //array list는 a class개념이다.>role : resize array //cf) private int[] myNumbers; //array define private ArrayList groceryList = new ArrayList(); //ArrayList "groceryList"define public void addGroceryItem(String item){ //me.. ArrayList 기본 - GroceryList -console입력추가/제거/검색 Grocery Class code. import java.util.ArrayList; import java.util.StringJoiner; public class GroceryList { //array list는 a class개념이다.>role : resize array //cf) private int[] myNumbers; //array define private ArrayList groceryList = new ArrayList(); //ArrayList "groceryList"define public void addGroceryItem(String item){ //method add groceryList.add(item); } public void printGroceryList(){ //metho.. ReverseArrayChallenge / //console Array 입력값 -> non reverse print / reverse print (String으로 변환시켜 {0,12,45,6,7}식으로 출력되도록.) package com.company; import java.util.Arrays; import java.util.Scanner; public class ReverseArrayChallenge { //console Array 입력값 -> non reverse print / reverse print private static Scanner scanner = new Scanner(System.in); //console search public static void main(String[] args) { int[] ArrayInteger =.. ArrayChallenge / console값 입력 후 최소값 구하기. package com.company; import java.util.Arrays; import java.util.Scanner; public class Main { //console값 입력 후 최소값 print private static Scanner scanner = new Scanner(System.in); //console search public static void main(String[] args) { int[] arrayInteger= readIntegers(8); printArray(arrayInteger); System.out.println("Min = "+findMin(arrayInteger)); } private static int[] readIntegers(int capacity){.. ArrayChallenge/ console 입력 값/ 큰 순서대로 나열(descending) Point : consloe 숫자 입력 -> 큰순으로 나열 (method sorted) 출력. package com.company; import java.util.Arrays; import java.util.Scanner; public class ArrayChallenge { //Descending order :high->low //import console 입력 private static Scanner scanner = new Scanner(System.in); public static void main(String[] args) { int[] arrayInteger = getIntegers(5); printArray(sortArray(arrayInteger)); } //method 3개 public .. Array Average / console입력값들. package com.company; import java.util.Scanner; public class Average { //console에 입력한 array 값들 평균값 구하기 private static Scanner scanner = new Scanner(System.in); // console 입력 search public static void main(String[] args) { int[] myIntegers = getIntegers(5); //define 및 print array /for 이용 for(int i=0; i 이전 1 ··· 14 15 16 17 18 다음