빅데이터 소스

[Java 소스] 캡슐화 개요 public class Musician { String name; int skill; int num; public Musician(String name,int num){ this.name = name; this.num = num; skill = 0; } public void introduce(){ System.out.println("이름:"+name+" 번호:"+num +" 스킬:"+skill); } public void play(){ System.out.println("이름:"+name+" 연주하다."); skill++; } public String getName(){ return name; } public int getSkill(){ return skill; } publ..

[Java 소스] 2와 3의 배수를 제외한 정수의 합(continue 사용) Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exContinue(); } private static void exContinue() { int sum = 0; for(int i = 0; i

[Java 소스] break label문 사용하여 중첩 반복문 탈출하기 Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exBreakLabel(); } private static void exBreakLabel() { int sum = 0; int i=0; int j=0; exit_Label: for( i = 1; i

[Java 소스] break 문 이용하여 반복문 탈출 Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exLoopIfBreak(); } private static void exLoopIfBreak() { boolean check = true; int sum = 0; int num = 0; String s; System.out.println("입력한 양의 정수의 합을 계산합니다. 음수를 입력하면 끝남"); while(check){ System.out.println("정수 입력"); num..

[Java 소스] 1부터 100까지 합계 (for문 사용) Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exFor(); } private static void exFor() { int sum; int index; for(sum=0,index=1; index

[Java 소스] 메뉴 선택 (do while문 사용) Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exDoWhile(); } private static void exDoWhile() { int key; do{ System.out.println("1: 추가 2:삭제 3:검색 0:종료"); key = scanner.nextInt(); switch(key){ case 1: System.out.println("추가 선택"); break; case 2: System.out.println("..

[Java 소스] 1에서 100까지 합계 계산(while문 사용) Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exWhile(); } private static void exWhile() { int sum = 0; int index = 0; index = 1; while(index

[Java 소스] 선택문 (switch case), break문 사용하지 않았을 때 Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exSwitchCase2(); } private static void exSwitchCase2() { int num = 0; System.out.println("정수를 입력하세요."); num = scanner.nextInt(); switch(num){ case 1: System.out.println("One"); case 2: System.out.prin..

[Java 소스] 선택문 (switch case) Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exSwitchCase(); } private static void exSwitchCase() { int num = 0; System.out.println("정수를 입력하세요."); num = scanner.nextInt(); switch(num){ case 1: System.out.println("One");break; case 2: System.out.println("Two");brea..

[Java 소스] if else 문 Program.java import java.util.Scanner; public class Program { static Scanner scanner = new Scanner(System.in); public static void main(String[] args){ exIfelse(); } private static void exIfelse() { int num; System.out.println("정수를 입력하세요."); num = scanner.nextInt(); if((num%2)==0){ System.out.println(num+"은 짝수"); } else{ System.out.println(num+"은 홀수"); } }} 실행 결과(홀수 입력 예)정수를 입..