Answer:
Error - At least one public class is required in main file
if you change it too:
public class main{
public static void main(String[] args) {
int x=5 ,y = 10;
if (x>5 && y>=2) System.out.println("Class 1");
else if (x<14 || y>5) System.out.println(" Class 2");
else System.out.println(" Class 3"); }
// end of main
}
// end of class.
than it will say Class 2.
Explanation: