명품JAVA프로그래밍/7장 제너릭과 컬렉션

class Student{ private String name,department,id,avg; public Student(String name,String department, String id, String avg) { this.name = name; this.department = department; this.id = id; this.avg = avg; } public String getName() {return name;} public String getDepartment() {return department;} public String getId() {return id;} public String getAvg() {return avg;} } import java.util.HashMap; imp..

class Student{ private String name,department,id,avg; public Student(String name,String department, String id, String avg) { this.name = name; this.department = department; this.id = id; this.avg = avg; } public String getName() {return name;} public String getDepartment() {return department;} public String getId() {return id;} public String getAvg() {return avg;} } import java.util.ArrayList; i..

import java.util.Scanner; import java.util.Vector; public class precipitation { public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc = new Scanner(System.in); Vector v = new Vector(); while(true) { System.out.print("강수량 입력 (0 입력시 종료)>>"); int r = sc.nextInt(); v.add(r); if(r==0) break; int sum = 0; for(int i=0;i>5 5 현재 평균 5 강수량 입력 (0 입력시 종료)>>80 5 80 현재 평균 42 강수..

import java.util.HashMap; import java.util.Scanner; public class ex3 { public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc = new Scanner(System.in); HashMap nations = new HashMap(); System.out.println("나라 이름과 인구를 입력하세요.(예: Korea 5000)"); while(true) { System.out.print("나라 이름, 인구 >>"); String name = sc.next(); if(name.equals("그만")) break; int population = sc.nex..

import java.util.ArrayList; import java.util.Scanner; public class ex2 { public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc = new Scanner(System.in); ArrayList a = new ArrayList(); System.out.print("6개의 학점을 빈 칸으로 분리 입력(A/B/C/D/F)>>"); for(int i =0;iA C A B F D 2.3333333333333335

import java.util.Scanner; import java.util.Vector; public class ex1 { public static void main(String[] args) { // TODO Auto-generated method stub Scanner sc = new Scanner(System.in); Vector v = new Vector(); System.out.print("정수(-1이 입력될 때까지)>>"); for(;;) { int n = sc.nextInt(); if(n == -1) break; v.add(n); } int maxIndex = 0; for(int i=0;i>10 6 22 6 88 77 -1 가장 큰 수는 88