Crayons Five friends A, B, C, D and E has come to a shop to buy crayons for their art project. They need cra... |
Distinct Dishting You are given an array of N integers. Then there will be Q commands of the following type: Change ... |
Maintain the Queue “Ajob Desh” is a strange country. Anyone who wants to buy train tickets need to go to the railway st... |
City of Atlantis Have you ever heard of The Atlantis City? It’s a Greek mythological city. Its existence doesn’t matt... |
Jontrona of Liakot Liakot, the king of Cox's Bazar, is currently in a dire situation. His own younger sister Ayesha is ... |
Expandable ListView Minas is working on his new language. He want to add a feature call expandable listview. Here he exp... |
Palindrome Query I You are given a string of length L. You have Q queries. In each query, you will be asked to either u... |
Rio and Inversion One day Rio was returning home from his university and unfortunately lost his phone on the way. He a... |
Hamming Distance Hamming distance between two binary strings of equal length is the number of mismatches between ever... |
Subarray Sum You are given an array having N integers. You have to select at most K positions in the array and re... |
Memes vs. Social Media In this era of modern technology social media is the most powerful weapon and the viral issue is the... |
Sofdor Ali and Bracket Sequence Sofdor Ali has invented a new game. He asked his assistant Jong Bahadur ( who happens to be a monkey... |
Static Tree You are given a tree containing N vertices. The vertices are numbered from 1 to N. A tree with N ver... |
Cut the Rope Fahim is a rope seller. He has a special tool for cutting ropes. But recently this tool is behaving ... |
Composite Facts Let's define two functions F and S: F(n) = 1 + n! S(n,m) = Sum of first m non-prime integers which ... |
Village Fair 2 There are N houses in a village far away from here. They are numbered from 1 to N. For this problem ... |
MSIS! Do you know what MSIS is? MSIS is the abbreviation for Maximum Sum Increasing Subsequence. It is a s... |
C++ Vector Simulation Array is an important data structure in computer science. It is also very important when it comes fo... |
Restore Missing Values Consider an array of 'N' integers which is indexed from '1' to 'N'. Exactly 'Q' queries numbered fr... |
Array Simulation You are given an array of N elements. Initially all the indices have a value of 0. You have to do fo... |
Subset of Sequences You will be given a set of sequences. Each sequence is a list of numbers. Two sequences are K-simila... |
Powerful Array You are given an array A of N integers . Now you have to process Q queries in this array. Each query... |
Maximum Meetings I am the boss of my company. I have n employees. The office time of my company starts at 1. Every em... |
Byang and War Tactics Byang is learning about War Tactics from Raat, a famous martial arts master, who has successfully tr... |
Data Structure The operations that are performed in a data structure can be categorized into two types: query and u... |