Hash Data Structure uses a hash function to store data like a smart storage system. This article covers the most important and common problems. We have covered all the ranges from easy-level problems to hard-level problems. Hash is like this article a well-organized filing cabinet where you can get the store for finding things super quickly. Here are the top 50 problems that take you forward in Data Structures and Algorithms from basic to advanced! Easy Problems Find the count of distinct elements in an array Minimum insertions to form a palindrome with permutations allowed Find whether an array ... Read More

We know that bitcoins enter into the digital market only through mining. It is a cryptocurrency created as a peer-to-peer currency which can be traded without using any Bank or Payment gateway. When these transactions are made, they are accounted for using a publicly distributed ledger which keeps a record of all the transactions made to every Bitcoin.Every time a transaction is made, a new block is created. Every new block will be verified and added into the block chain by the miners. Here comes the purpose of hash functions to make the block chain secure.What is a Hash?Hash is ... Read More