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- private int laskeKorkeus(Puusolmu x) {
- if (x == null) {
- return -1;
- }
- int k1 = laskeKorkeus(x.left);
- int k2 = laskeKorkeus(x.right);
- return Math.max(k1, k2)+1;
- }
- public void tarkistaAvl(Puutesti puu) {
- tarkistaAvl(puu.root);
- if (avl == false) {
- System.out.println("Puu ei ole AVL-puu.");
- avl = true;
- }
- else {
- System.out.println("Puu on AVL-puu");
- }
- }
- private void tarkistaAvl(Puusolmu x) {
- if (x == null) {
- return;
- }
- tarkistaAvl(x.left);
- tarkistaAvl(x.right);
- if ((Math.abs(laskeKorkeus(x.left)-laskeKorkeus(x.right))) > 1)
- avl = false;
- }
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