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Hmmm. Maybe console needs to be static.

Yep, now it works:


import java.util.*;

public class Vowels{
static Scanner console = new Scanner(System.in);
public static void main(String[]...

String.trim() will return a copy of the String without trailing and preceding whitespaces.

The number of vowels in that String should be the same as the full String that has the spaces.

...