Buckets of Water In Abby's area the water is available in the tap only from 6AM to 8AM. So, Abby thought she would st... |
Police Stations Recently the government of country S is going to construct some police stations(possibly zero) in so... |
Perseus and The New Challenge The life of princess Andromeda, the daughter of King Cepheus and Queen Cassiopeia of Ados, is in dan... |
Productive Employees Congratulations on becoming the new boss of "Horizontal Company, branch: Sylhet"! But now you have a... |
Rational Monkey There lived a wise monkey in the forest of Amazon. One day he started searching the jungle for banan... |
Protik and Hill Climbing Who doesn't want to save a mother? Like everyone, Protik was finding a way to earn some money (he h... |
Powerful Array You are given an array A of N integers . Now you have to process Q queries in this array. Each query... |
Donate Our Department We are students of CSE, IU. It is very well known that our departmental instruments are not so good.... |
Big Tang Theory Shell Don (Shelly in short) is a theoretical physicist who is claimed to be highly intelligent with ... |
Array Simulation You are given an array of N elements. Initially all the indices have a value of 0. You have to do fo... |
Kingdom of Equality There is a kingdom called DomKi. There are N cities and N – 1 bidirectional roads in DomKi. The citi... |
Race in DomKi There is a kingdom called DomKi. DomKi has N city and N-1 two-way road. Each city is numbered with 1... |
Special Pair Mr. X is an “array pagla” person. He loves doing different types of things with arrays. Today Mr. X ... |
Dynamic Tree You are given a tree containing N vertices. The vertices are numbered from 1 to N. A tree with N ver... |
Mr. Hikiko and a Strange Game (Hard) Mr. Hikiko recently downloaded a strange game on his phone from a store. This game is quite interest... |
Expandable ListView Minas is working on his new language. He want to add a feature call expandable listview. Here he exp... |
Remember the Name... There's a famous song written by Mike Shinoda, which has these lines: This is 10% luck, 20% skill, ... |
Jontrona of Liakot Liakot, the king of Cox's Bazar, is currently in a dire situation. His own younger sister Ayesha is ... |
Water in a Tree There is a tree consist of N nodes and N−1 edges. The ith node contains Si liters of water with a t... |
So Long As all people know ICPC can be very dull sometimes for people other than contestants. Jodu, Modu, an... |
Bored?? "Avoid touching your face, particularly your eyes, nose or mouth to prevent the virus from entering ... |
Subtree MEX You will be given a balanced binary tree of N nodes. Each of the nodes of the tree will contain a no... |
Earthquake! Most houses are not as safe as they could be. Earthquake engineering is an interdisciplinary branch ... |
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 ... |
Yet Another XOR Tree Problem You are given a tree with N nodes. A non-negative weight is assigned to each edge of the tree. Let’s... |