LV4: Zadatak 1

/**
 * @author Dominik Tkalčec
 */

package vjezba4;

import java.io.File;

public class Zad1 {

    public static void main(String[] args) {
        File mape = new File("E:\\Dokumenti");
        File[] lista = mape.listFiles();

        for (File i : lista){
            System.out.println(i.getName());
        }
        for (File i : lista){
            if((i.getName()).matches("(a|b|c|d|e|f|g|h|i|j|k|l|m|n).*")){
                System.out.println(i.getName().substring(0,1).toUpperCase()+i.getName().substring(1));
            }
        }
        for (File i : lista){
            if((i.getName()).matches("(o|p|r|q|r|s|t|u|v|w|x|y|z).*")){
                System.out.println(i.getName().toUpperCase());
            }
        }
    }
}