Kingdom of Equality There is a kingdom called DomKi. There are N cities and N – 1 bidirectional roads in DomKi. The citi... |
Mario and Princess Peach The world of Mario can be imagined as 2D grid of $N$ rows and $M$ columns--containing a total of $N ... |
United State of Koanhali Koanhali is a strange country. The govt. of Koanhali maintain the marriages of this country. If you ... |
Taju Kage Bunshin No Jutsu Naruto Uzumaki is one of the strongest ninja of RUET (Rasengan University of Ebisu and Tobi), posses... |
Exists or Not Exists You will be given some numbers. Then there will contain some queries. In every query there will be g... |
Distinctness A substring of string S is another string S' which occurs in string S. For example: S = aaba and one... |
Easy Peasy, Lemon Squeezy Let's consider an array A which is initially empty. We'll perform two types of operation on that arr... |
A Super Easy Problem - "Array Query" Let's get into the problem directly without much description this time :D . You are given an array A... |
Smart Query Handler Bit operators perform bit-wise operations between two binary numbers. Wikipedia says, binary operati... |
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... |
Crayons Five friends A, B, C, D and E has come to a shop to buy crayons for their art project. They need cra... |
Escape Plan Hey, you are stuck on prison and you have to get out soon. This prison has one way road and you can ... |
Distinct Dishting You are given an array of N integers. Then there will be Q commands of the following type: Change ... |
Rational Monkey There lived a wise monkey in the forest of Amazon. One day he started searching the jungle for banan... |
Hablu's Team This year Hablu wants to participate in ICPC. He studies in “Habagoba University” along with $n$ oth... |
Yet Another Xinversion The problem statement is simple. You are given a rooted tree (1 is the root) and every node has a co... |
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... |
Expandable ListView Minas is working on his new language. He want to add a feature call expandable listview. Here he exp... |
Social Distancing The country of KhoaNali is structured as a giant road with N buildings on both sides, the northern b... |
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... |
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... |
Device ID A device ID is a distinct number associated with a smartphone or similar handheld device. Every smar... |
Perseus and The New Challenge The life of princess Andromeda, the daughter of King Cepheus and Queen Cassiopeia of Ados, is in dan... |
Another Query on String You are given a string S (of length n) consisting of alphabets only. You need to perform m queries o... |