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class AVLTree {

    class Node {
        int key, height;
        Node left, right;

        Node(int key) {
            this.key = key;
            this.height = 1;
        }
    }

    Node root;

    int height(Node n) {
        return (n == null) ? 0 : n.height;
    }

    int balance(Node n) {
        return (n == null) ? 0 : height(n.left) - height(n.right);
    }

    Node rotateRight(Node y) {
        Node x = y.left;
        Node t = x.right;

In C language, pointers and arrays have a very close relationship, and understanding this relationship is important for memory handling and efficient programming. An array is a collection of similar data items stored in contiguous memory locations, whereas a pointer is a variable that stores the address of another variable. Because an array name represents the address of its first element, a pointer can be directly used to access and manipulate array elements.

1. Array Name as a Pointer:-  In C,

In Java, multiple catch statements allow a program to handle different types of exceptions separately. When we write a try block, it may throw different exceptions while running. To handle each specific exception, Java provides multiple catch blocks, arranged one after another. Multiple catch statements mean writing more than one catch block after a single try block so that each block handles a different type of exception. This helps in writing reliable and error-free programs.

Need for Multiple

 Black money

Black money refers to income or wealth that is earned through illegal means or is unreported and untaxed. In India, black money is a significant issue, often linked to corruption, tax evasion, and illicit activities. It's typically held in cash or offshore accounts to avoid detection.

*Sources of Black Money:*

- *Tax Evasion*: Unreported income or wealth, often in cash, to avoid paying taxes

- *Corruption*: Bribes, kickbacks, and other forms of corruption

- *Illicit Activities*: Income

1. The connection of lexicology with other disciplines

Lexicology is the branch of linguistics that focuses on words, their structure, meanings, origins, and functions within the vocabulary system of a language. Its study is impossible without considering its deep connections with other linguistic disciplines, because words do not exist in isolation; they are simultaneously semantic, morphological, phonological, stylistic, social, and cultural units. Semantics is central to lexicology because analyzing

int count(struct node *p){
    int c = 0;
    while(p){
        c++;
        p = p->next;
    }
    return c;
}