Kamal Rawat's Blog, page 2
January 22, 2020
Print all SubSequences of an array
Given an array of integers, write code that print all the sub-sequences of that array.
January 21, 2020
SubSet Sum Problem. Recursive & DP Solution
Given an array of non-negative numbers and a number N. find if there exists a subset of the array whose sum is same as N.
January 15, 2020
January 8, 2020
System Design of URL Shortener
In this video, we discuss how to design a URL Shortener service like www.tinyurl.com.
January 6, 2020
Coin Change Problem. Recursive Solution
Find min number of currency notes that we need to give for a given change. In the first part of the solution, we discussed the Greedy Solution.The following Video discusses the Recursive Solution. If you want to master the art of Coding Interviews, join our online/offline course, click here…
Coin Change Problem. Greedy Solution
Find min number of currency notes that we need to give for a given change.
The following Video discusses the Greedy solution. If you want to master the art of Coding Interviews, join our online/offline course, click here…
January 5, 2020
Coin Change Problem. Greedy Solution
Find min number of currency notes that we need to give for a given change. The following Video discusses the Greedy solution. If you want to master the art of Coding Interviews, join our online/offline course, click here…
Introducing Bloom filters
The following Video introduces Bloom Filters. To master the System Design Interview, Join our online (live) classes. Click here for more details…
System Design of Centralized Logging System
In the following video, we discuss the design of a centralized logging system: Join our online (live) classes and master the System Design Interviews: Click here for more details…
January 2, 2020
Cutting the Rod Problem. Part_1: Recursion and Memoization
Given pieces of rod sizes. Find the max value we can get by cutting a rod of length n and selling the pieces.
