VICKY CHHETRI
Introduction In today’s web development landscape, real-time communication is crucial for many applications such as chat apps, live notifications, and collaborative tools. Traditional HTTP requests are not suited for real-time…
Given an array of integers, calculate the ratios of its elements that are positive, negative, and zero. Print the decimal value of each fraction on a new line with places…
Table Activities: +-------------+---------+ | Column Name | Type | +-------------+---------+ | sell_date | date | | product | varchar | +-------------+---------+ There is no primary key for this table, it…
You are given a large integer represented as an integer array digits, where each digits is the ith digit of the integer. The digits are ordered from most significant to…
Given a string s containing just the characters '(', ')', '{', '}', '', determine if the input string is valid. An input string is valid if: Open brackets must be…
Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string Example 1: Input: strs =…
The question is a bit confusing for the developer, Interviewer Always asks this question in SQL. The most straightforward way that should work in any database is to do the…
Return the running sum of nums. Input: nums = Output: Explanation: Running sum is obtained as follows: .
Given an integer x, return true if x is palindrome integer. An integer is a palindrome when it reads the same backward as forward. For example, 121 is a palindrome…
“Decision logic” and “branching logic” are terms programmers use to describe the change in execution path based on the evaluation of some expression. For example, we may write code that…
Vicky Chhetri