public class Main {
    public static void main(String[] args) {
 
        String variabila1 = "plaja";
        String variabila2 = "MAMAIA";
 
        // concatenare cu spatiu
        String rezultat1 = variabila1 + " " + variabila2;
 
        // luam primul caracter din prima variabila
        char c1 = variabila1.charAt(0);
        // luam ultimul caracter din a doua variabila
        char c2 = variabila2.charAt(variabila2.length() - 1);
 
        // transformam literele
        c1 = Character.toUpperCase(c1);
        c2 = Character.toLowerCase(c2);
 
        // formam al doilea rezultat
        String rezultat2 = "*" + c1 + c2 + "*";
 
        System.out.println("Rezultat 1: " + rezultat1);
        System.out.println("Rezultat 2: " + rezultat2);
    }
}
 

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