int varsta;
String nume;
double inaltime;
double greutate;
String culoare;
boolean vaccinat;
String rasa;
char gen;
void setVarsta(int varsta){
this.varsta = varsta;
}

void setInaltime(double inaltime){
this.inaltime = inaltime;
}

void setGreutate(double greutate){
this.greutate = greutate;
}
void setCuloare(String culoare){
this.culoare = culoare;
}
void setVaccinat(boolean vaccinat){
this.vaccinat = vaccinat;
}
void setRasa(String rasa){
this.rasa = rasa;
}
int getVarsta(){
return varsta;
}
double getInaltime(){
return inaltime;
}
double getGreutate(){
return greutate;
}
String getCuloare(){
return culoare;
}
boolean getVaccinat(){
return vaccinat;
}
String getRasa(){
return getRasa();
}
char getGen(){
return gen;
}
void Talie(){
if(inaltime > 65)
System.out.println("talie mare");
if(inaltime >= 50 && inaltime<65)
System.out.println("talie medie");
if(inaltime>=35 && inaltime<50)
System.out.println("talie mica");
if(inaltime<35)
System.out.println("pitica");
}

public static void main(String[] args) {
Dog dog = new Dog();
dog.setInaltime(45);
dog.Talie();
}
}
2)
public class Triunghi {
double a, b, c;
void init(double a, double b, double c){
this.a = a;
this.b = b;
this.c = c;
}
double semiPerim(){
return (a+b+c)/2;
}
double area(){
return Math.sqrt(semiPerim()*(semiPerim() - a) * (semiPerim() - b) * (semiPerim() - c));
}
double perim(){
return a+b+c;
}
void tip(){
if(a==b && b == c)
System.out.println("echilateral");
if(a==b)
System.out.println("isoscel");
}

public static void main(String[] args) {
Triunghi triunghi = new Triunghi();
triunghi.init(5,5,7);
System.out.println(triunghi.semiPerim());
System.out.println(triunghi.perim());
System.out.println(triunghi.area());
triunghi.tip();

}
}
3)public class Operatii { int a,b;
void init(int a, int b){
this.a = a;
this.b = b;
}
int sum(){
return a+b;
}
int scadere(){
return a-b;
}
int inmult(){
return a*b;
}
double impart(){
return (double) a/b;
}

public static void main(String[] args) {
Operatii operatii = new Operatii();
operatii.init(25,5);
System.out.println(operatii.sum());
System.out.println(operatii.scadere());
System.out.println(operatii.inmult());
System.out.println(operatii.impart());
}
}
4)public class douaNumere { public int q = 0;
void setVal(int a){
this.q = a;
}
int getVal(){
return q;
}
double getHalf(){
return (double)q/2;
}

public static void main(String[] args) {
douaNumere douanumere = new douaNumere();
douanumere.setVal(5);
System.out.println(douanumere.getVal());
System.out.println(douanumere.getHalf());
}
}
5)public class Fructe { boolean seminte, sezonier;
double pret;
void setPrprietati(boolean seminte, boolean sezonier, double pret){
this.seminte = seminte;
this.sezonier = sezonier;
this.pret = pret;
}

public static void main(String[] args) {
Fructe fructe = new Fructe();
fructe.setPrprietati(true,false,17.61);
System.out.println(fructe.seminte + " " + fructe.sezonier + " " + fructe.pret );
}
}