import java.util.*;
import java.lang.*;
import java.io.*;
 
class Ideone
{
    static Scanner in = new Scanner(System.in);
	public static void main (String[] args)
	{
		String vowel = "AEIOU";
		int[] counters = new int[vowel.length()];
        System.out.print("Wprowadz dowolne wyrazenie: ");
        String text = in.nextLine();
        for(int i=0;i<text.length();++i)
        {
        	char ch=text.charAt(i);
        	int p=vowel.indexOf(ch);
        	if(p<0) p=vowel.indexOf(Character.toUpperCase(ch));
        	if(p>=0) ++counters[p];
        }
        System.out.println("W twoim wyrazeniu jest:");
        for(int i=0;i<vowel.length();++i)
        {
          	System.out.println(""+counters[i]+" samoglosek '"+vowel.charAt(i)+"'");
        }
	}
}

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V3Byb3dhZHogZG93b2xuZSB3eXJhemVuaWU=

Wprowadz dowolne wyrazenie