S7rthakwin-win situationI have a HDFC Infinia credit card. On booking flight tickets, I get 16.5% reward points of the value of the transaction paid using money…3 min read·Apr 25, 2024----
S7rthakSolving Metrics at scale with VictoriaMetricsI started my career at Vedantu, where I worked on solving some of the observability platform problems related to scaling metrics, traces…6 min read·Oct 14, 2023----
S7rthakSolving Coding Problem: Best Time to Buy and Sell StockGiven an array of integers where the ith integer represents the price of the stock on day i, return the largest possible profit from…3 min read·Feb 6, 2021----
S7rthakinWebtipsSumming Root To Leaf NumbersSum Root to Leaf Numbers is an interesting problem from LeetCode. The problem is of medium difficulty and is about binary trees. This post…5 min read·Jul 29, 2020----
S7rthakSolution: Find the center of the mazeA man starts from the north-west (top-left) corner of the land and begins walking towards the center of it, in a spiral manner. As the man…4 min read·Jul 21, 2020----
S7rthakSolution: Two SumYou’re given an array of integers. Write a function that returns a pair of numbers such that they sum up to zero.2 min read·Jul 21, 2020----
S7rthakSolution: Pluses and Minuses Coding ProblemYou’re given a list of integers and a sum, S.3 min read·Jul 20, 2020----
S7rthakinWebtipsSolution: Letter Combinations on Phone’s KeypadIn older phones, the keypads are used to type both numbers and letters, as follows:2 min read·Jul 20, 2020----
S7rthakReverse a Linked List explanationYou’re given a linked list. Write a function to reverse it.2 min read·Jul 20, 2020----
S7rthakSort Characters By Frequency-Leetcode Solution & intuitionQuestion:2 min read·Jun 21, 2020----