X-Git-Url: https://git.piment-noir.org/?p=TP_POO.git;a=blobdiff_plain;f=Arbres%2FArbreBinaire.java;h=fc19203a7e4b9025a49e3628be08079abc12629e;hp=a99b47a201e1b2f04662394ac780b7eb9dfaa6b8;hb=a8276a31e5cfa00657738bb5803438fa82752d15;hpb=5b834ba1cac88e2d82f3f7c0abc520763ae4ecd3 diff --git a/Arbres/ArbreBinaire.java b/Arbres/ArbreBinaire.java index a99b47a..fc19203 100644 --- a/Arbres/ArbreBinaire.java +++ b/Arbres/ArbreBinaire.java @@ -1,7 +1,7 @@ /** * Binary tree class. - * A binary tree is a ordered value tree with only two childs by node + * A binary tree is a ordered value tree with only two childs per node */ public class ArbreBinaire { @@ -69,7 +69,8 @@ public class ArbreBinaire { private IntNode inserer_rec(IntNode currentNode, int value) { if (currentNode == null) { return new IntNode(value); - } else if (value < currentNode.getData()) { + } + if (value < currentNode.getData()) { currentNode.setLeftNode(inserer_rec(currentNode.getLeftNode(), value)); } else if (value > currentNode.getData()) { currentNode.setRightNode(inserer_rec(currentNode.getRightNode(), value)); @@ -84,7 +85,8 @@ public class ArbreBinaire { private IntNode supprimer_rec(IntNode currentNode, int value) { if (currentNode == null) { return null; - } else if (value == currentNode.getData()) { + } + if (value == currentNode.getData()) { if (currentNode.getLeftNode() == null && currentNode.getRightNode() == null) { return null; } else if (currentNode.getRightNode() == null) { @@ -147,11 +149,9 @@ public class ArbreBinaire { } private void afficher_arbre_rec(IntNode currentNode, int column) { - int i; - if (currentNode != null) { afficher_arbre_rec(currentNode.getRightNode(), column + 1); - for (i = 0; i < column; i++) { + for (int i = 0; i < column; i++) { System.out.print(" "); } System.out.println(currentNode.getData()); @@ -164,27 +164,39 @@ public class ArbreBinaire { } public static void main(String[] args) { - ArbreBinaire Btree = new ArbreBinaire(); + ArbreBinaire bTree = new ArbreBinaire(); + + bTree.inserer(2); + bTree.inserer(6); + bTree.inserer(4); + bTree.inserer(5); + bTree.inserer(1); + bTree.inserer(0); + + bTree.afficher(); + bTree.afficher_arbre(); - Btree.inserer(2); - Btree.inserer(6); - Btree.inserer(4); - Btree.inserer(5); - Btree.inserer(1); - Btree.inserer(0); + bTree.supprimer(4); - Btree.afficher(); - Btree.afficher_arbre(); + bTree.afficher(); + bTree.afficher_arbre(); - Btree.supprimer(4); + bTree.supprimer(6); - Btree.afficher(); - Btree.afficher_arbre(); + bTree.afficher(); + bTree.afficher_arbre(); - Btree.supprimer(6); + bTree.inserer(2); + bTree.inserer(7); + bTree.inserer(3); + bTree.inserer(9); + bTree.inserer(11); + bTree.inserer(10); + bTree.inserer(8); + bTree.inserer(4); - Btree.afficher(); - Btree.afficher_arbre(); + bTree.afficher(); + bTree.afficher_arbre(); } }