#20117: java
goodspeed
(王宥翔)
輸入內容，輸出"hello, "+內容。
import java.util.Scanner;
public class jva {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
while (true) {
String a = input.next();
System.out.println("Hello, "+a);
}
}
}
#20397: Re:java
410877027
(陳冠穎CPlusPython(我不寫Judge要搞專案拉))
輸入內容，輸出"hello, "+內容。
import java.util.Scanner;
public class jva {
public static void main(String[] args) {
Scanner input = new Scanner(System.in);
while (true) {
String a = input.next();
System.out.println("Hello, "+a);
}
}
}
while(input.hasNext()){
//不要用無限迴圈
}