Lista simpla inlantuita.c

package pack;

public class Element {
int atom;
Element link;
Element(int atom){
this.atom=atom;
link=null;
}
}

package pack;

public class ListaInlantuita {

Element prim;

int nrNoduri;

ListaInlantuita(){

prim=null;

nrNoduri=0;

}

public void adaugaNod(Element nod){

Element aux;

// nod.link=null;

if(prim==null)

prim=nod;

else

{

aux=prim;

while(aux.link!=null)

aux=aux.link;

aux.link=nod;

}

nrNoduri++;

}

public void stergeNod(int nr)

{

if(prim.atom==nr){

prim=prim.link;

nrNoduri--;

}

else{

Element temp=prim;

while(temp.link.link!=null)

{

if(temp.link.atom==nr)

{

System.out.println("da");

Element aux;

aux=temp.link;

temp.link=aux.link;

nrNoduri--;

}

else

temp=temp.link;

}

if(temp.link.atom==nr)

temp.link=null;

}

}

public void afisare()

{

Element temporar=prim;

while(temporar!=null)

{

System.out.print(temporar.atom +"->");

temporar=temporar.link;

}

System.out.println("");

System.out.println("NrNoduri: "+nrNoduri);

}

public static void main(String[] args) {

ListaInlantuita l=new ListaInlantuita();

l.adaugaNod(new Element(6));

l.adaugaNod(new Element(7));

l.adaugaNod(new Element(8));

l.adaugaNod(new Element(9));

l.stergeNod(9);

l.afisare();

}

}