Exemplo n.º 1
0
 public static Element reverseList(Element start) {
   Element t = start;
   Element t1 = start.next;
   Element t2 = null;
   if (t1 != null) {
     t2 = t1.next;
   }
   Element old = null;
   while (t1 != null) {
     t.next = old;
     t1.next = t;
     old = t1;
     if (t2 == null) {
       t = old;
       break;
     } else {
       t = t2;
     }
     if (t != null) {
       t1 = t.next;
     }
     if (t1 != null) {
       t2 = t1.next;
     } else {
       t.next = old;
     }
   }
   return t;
 }
Exemplo n.º 2
0
 public static Element constructList(int a[]) {
   Element start = new Element(a[0]);
   Element temp = start;
   for (int i = 1; i < a.length; i++) {
     Element newElem = new Element(a[i]);
     temp.next = newElem;
     temp = newElem;
   }
   return start;
 }