Heapify is a common operation performed on binary heaps, which are data structures that are used to implement priority queues. It involves rearranging the elements in a heap to maintain...
Problem statement You are given an integer array of size n and q queries. Your task is to find the next greater element for each query. Each query consists of...
The binary is a base-2 numbering system that uses only two digits, 0 and 1, to represent numbers. Decimal is a base-10 numbering system that uses ten digits, 0 through...
The computer’s RAM has a few sections in it. Two of them are heap and stack. Both heap and stack store variables. Let's see about Heap and Stack briefly:- Both...
Problem statement Given an array, consisting of n elements, find the next greater frequency element of each element. The next greater frequency element of any element is the first element...
Arithmetic Expression An Arithmetic expression is a finite combination of arithmetic operands, operators and brackets. The common way of representing an arithmetic expression is by using infix notation. In infix...
Arithmetic expression evaluation is the process of computing the value of a mathematical expression containing arithmetic operators, such as addition, subtraction, multiplication, and division, along with parentheses and operands. Before...
Problem statement Given an array, consisting of n elements, find the next greater element of each element. The next greater element of any element is the first larger element to...
In computer science, balanced parentheses are a common requirement for many programming languages and applications. Balanced parentheses refer to an expression in which all opening and closing parentheses are properly...
What is Stock Span Problem: Stock span problem is a commercial problem where we have a series of N prices on the daily basis. And you need to calculate the...
Problem statement: We have to build a stack with a single queue. What is a Stack? Stack is a linear data structure in which a user can insert and delete...