코딩 초보의 블로그

- 지식인을 참고한 것이 있지만 이번에 toString과 super클래스의 용도를 알수 있었던 중요한 코딩이였습니다. - 비어있는 earnings와 toString에 적합한 코딩문을 넣는 문제였습니다. package 연습; class Employee{ private String name; private String id; static private int count = 0; public Employee(String name, String id){ this.name = name; this.id = id; count++; } public double earnings() { return 0; } public String toString(){ return name + "(" + id + ")"; } public..

package 연습; class Car{ String color; int speed, cargoSize, temperature; public void engineStart() { System.out.println("engine start"); } public void engineStop() { System.out.println("engine stop"); } public void speedUp() { speed++; System.out.println("speed up(" +speed+ ")"); } public void speedDown() { if(speed>0) speed--; System.out.println("speed down(" +speed+ ")"); } } class Convertible ..

import java.util.Scanner; public class EvenParity { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int input[] = new int[8]; for (int i = 0; i < 8; i++) { input[i] = scanner.nextInt(); } int cnt=0; int cols[] = new int[8]; for (int i = 0; i < 8; i++) { cnt=0; if (input[i]==0) { cnt++; } if (cnt%2==0) { cols[i]=0; } else { cols[i]=1; } } for (int i = 0; i < 8; ..

package 연습; import java.util.Scanner; public class Equation { public static void main(String[] args) { Scanner input = new Scanner(System.in); double a,b,c,ms1,ms2; double m; a=input.nextDouble(); b=input.nextDouble(); c=input.nextDouble(); m=b*b-4*a*c; if (m

package 연습; class Date{ private int month; private int day; private int year; public Date(int month, int day, int year){ this.month = checkMonth(month); this.year = year; this.day = checkDay(day); } private int checkMonth(int testMonth) { if (testMonth >= 1 && testMonth 0 && testDay 12) { year++; month=1; } } } } public class DateTest { public static void main(String[] args) { Date date2 = new D..