A sentimental robot

import java.util.Scanner;public class Hello2 { public static void main(String[] args) { Scanner sc=new Scanner(System.in); System.out.print("반의 수 :"); int clas; clas=sc.nextInt(); System.out.print("학생 수:"); int student; student=sc.nextInt(); int [][][]score=new int[clas][student][4]; float [][]avg=new float[clas][student]; String [][]name=new String[clas][student]; String []sconame={"Class","Nam..

import java.util.Scanner;public class Hello2 { public static void main(String[] args) { Scanner sc=new Scanner(System.in); System.out.print("Input the number of students:"); int student; student=sc.nextInt(); int [][]score=new int[student][4]; float []avg=new float[student]; String []name=new String[student]; String []sconame={"Name","kor","eng","mat","total","avg"}; for(int i=0; i

import java.util.Scanner; public class Hello { public static void main(String[] args) { Scanner sc=new Scanner(System.in); String str=new String(); // 문자열 클래스는 레퍼런스타입이므로 동적할당으로(힙 영역에) 객체 생성해준다. str=sc.next(); System.out.println(str); } } ​ public class Hello { public static void main(String[] args) { String str=new String("superman"); // 문자열객체 생성과 동시에 초기화 , 처음부터 값 넣기 System.out.println(str); } }..

public class Hello2 { public static void main(String []ar){ int []arr=new int[3]; for(int i=0; i