public class Hello{ int f(){ return "hello word"; }public static void main(String[] args){Hello a = new Hello(); int x = a.f(); System.out.println("x = " + x);} }程序哪错了
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/25 19:56:44
![public class Hello{ int f(){ return](/uploads/image/z/14026229-53-9.jpg?t=public+class+Hello%7B+int+f%28%29%7B+return+%22hello+word%22%3B+%7Dpublic+static+void+main%28String%5B%5D+args%29%7BHello+a+%3D+new+Hello%28%29%3B+int+x+%3D+a.f%28%29%3B+System.out.println%28%22x+%3D+%22+%2B+x%29%3B%7D+%7D%E7%A8%8B%E5%BA%8F%E5%93%AA%E9%94%99%E4%BA%86)
public class Hello{ int f(){ return "hello word"; }public static void main(String[] args){Hello a = new Hello(); int x = a.f(); System.out.println("x = " + x);} }程序哪错了
public class Hello{ int f(){ return "hello word"; }
public static void main(String[] args){
Hello a = new Hello();
int x = a.f();
System.out.println("x = " + x);
}
}
程序哪错了
public class Hello{ int f(){ return "hello word"; }public static void main(String[] args){Hello a = new Hello(); int x = a.f(); System.out.println("x = " + x);} }程序哪错了
public class Hello {
public String f(){
return "hello word";
}
}
public static void main(String[] args){
Hello a = new Hello();
String x = a.f();
System.out.println("x = " + x);
}
}
public class Hello {
public int f(){
return 123;
}
}
public static void main(String[] args){
Hello a = new Hello();
int x = a.f();
System.out.println("x = " + x);
}
}