코드 import java.util.Scanner; class Phone { public String name; public String num; String n_name; public Phone(String name, String num) { this.name = name; this.num = num; } public static void main(String[] args) { Scanner sc = new Scanner(System.in); Phone phone []; int i; System.out.print("인원수 > "); int n = sc.nextInt(); phone = new Phone[n]; for (i=0; i

Main.java public class Main { public static void main(String[] args) { // TODO Auto-generated method stub Student stuA = new Student("KIM", 20, 171, 64, "2071020", 1, 4.03); Student stuB = new Student("LEE", 20, 175, 70, "2071021", 2, 4.03); stuA.show(); stuB.show(); Teacher teaA = new Teacher("CHOI", 34, 187, 80, "0200103", 4000000, 6 ); teaA.show(); } } 'Student' 형식의 객체 stuA, stuB와 'Teacher' 형..

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.print("a 입력 > "); int a = sc.nextInt(); System.out.print("b 입력 > "); int b = sc.nextInt(); System.out.println("a와 b가 같은가요? "+(a==b)); System.out.println("a가 b보다 작은가요? "+(ab)); System.out.println("a가 50이 아닌가요?"+(a!=b)); } }

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print("초 입력 : "); int total_second = scanner.nextInt(); int hour = total_second / 3600; int minute = (total_second - (hour*3600)) / 60; int second = total_second % 60; System.out.println(total_second+" 초 : "+hour+" 시간 "+minute+" 분 "+second + " 초 "); } } - Im..