import java.util.LinkedList; public class IntTree { private Node root; private static class Node { public int key; public Node left, right; public Node(int key) { this.key = key; } } public void printInOrder() { printInOrder(root); } private void printInOrder(Node n) { if (n == null) return; printInOrder(n.left); System.out.println(n.key); printInOrder(n.right); } /* * Returns the number of nodes with odd keys. For example, the BST with level * order traversal 50 25 100 12 37 150 127 should return 3 (25, 37, and 127). */ public int sizeOdd() { // TODO throw new RuntimeException("Not implemented"); } • You are not allowed to use any kind of loop in your solutions. • You may not modify the Node class in any way • You may not modify the function headers of any of the functions already present in the file. • You may not add any fields to the IntTree class.
import java.util.LinkedList;
public class IntTree {
private Node root;
private static class Node {
public int key;
public Node left, right;
public Node(int key) {
this.key = key;
}
}
public void printInOrder() {
printInOrder(root);
}
private void printInOrder(Node n) {
if (n == null)
return;
printInOrder(n.left);
System.out.println(n.key);
printInOrder(n.right);
}
/*
* Returns the number of nodes with odd keys. For example, the BST with level
* order traversal 50 25 100 12 37 150 127 should return 3 (25, 37, and 127).
*/
public int sizeOdd() {
// TODO
throw new RuntimeException("Not implemented");
}
• You are not allowed to use any kind of loop in your solutions.
• You may not modify the Node class in any way
• You may not modify the function headers of any of the functions already present in the file.
• You may not add any fields to the IntTree class.
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