Same error is being shown upon "Compile and testing" , in all questions, but it gets accepted on submitting often...is it some coding blocks compiler problem?

#1

the following error is being shown everytime in all questions…but is never shown in eclipse in my laptop

Exception in thread “main” java.util.NoSuchElementException
at java.util.Scanner.throwFor(Scanner.java:862)
at java.util.Scanner.next(Scanner.java:1485)
at java.util.Scanner.nextInt(Scanner.java:2117)
at java.util.Scanner.nextInt(Scanner.java:2076)
at Main.main(Main.java:5)

#2

Please post your code as well