Kortit

import java.util.Scanner;

public class Kortit {
    public static void main(String[] args) {
        Scanner skanneri = new Scanner(System.in);
        while (skanneri.hasNextInt()) {
            int kortit = skanneri.nextInt(); 
            skanneri.close();
            if(kortit > 26){
                System.out.println("YES");
            } else if(kortit == 1){
                System.out.println("NO");
            } else{
                System.out.println("MAYBE");
            }            
        }

    }
}

Test 1

Verdict: RUNTIME ERROR

Exception in thread "main" java.lang.IllegalStateException: Scanner closed
	at java.base/j...

Test 2

Verdict: RUNTIME ERROR

Exception in thread "main" java.lang.IllegalStateException: Scanner closed
	at java.base/j...

Test 3

Verdict: RUNTIME ERROR

Exception in thread "main" java.lang.IllegalStateException: Scanner closed
	at java.base/j...

Test 4

Verdict: RUNTIME ERROR

Exception in thread "main" java.lang.IllegalStateException: Scanner closed
	at java.base/j...

Test 5

Verdict: RUNTIME ERROR

Exception in thread "main" java.lang.IllegalStateException: Scanner closed
	at java.base/j...

Test 6

Verdict: RUNTIME ERROR

Exception in thread "main" java.lang.IllegalStateException: Scanner closed
	at java.base/j...