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Fix bug

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This commit is contained in:
Caesar
2020-01-26 14:15:18 +08:00
committed by GitHub
parent 726aab9044
commit be6b25946a
1 changed files with 12 additions and 5 deletions
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9
DataStructures/Trees/BinaryTree.java
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@ -145,12 +145,19 @@ public class BinaryTree {
successor.left.parent = successor; successor.left.parent = successor;
//If the successor has a right child, the child's grandparent is it's new parent //If the successor has a right child, the child's grandparent is it's new parent
if (successor.right != null && successor.parent != temp) { if(successor.parent!=temp){
if(successor.right!=null){
successor.right.parent = successor.parent; successor.right.parent = successor.parent;
successor.parent.left = successor.right; successor.parent.left = successor.right;
successor.right = temp.right; successor.right = temp.right;
successor.right.parent = successor; successor.right.parent = successor;
}else{
successor.parent.left=null;
successor.right=temp.right;
successor.right.parent=successor;
} }
}
if (temp == root) { if (temp == root) {
successor.parent = null; successor.parent = null;
root = successor; root = successor;