Ice-Cream of Montu Mia Again!

Montu Mia is a student of “Omok School”. He likes to eat an ice-cream every day. But he also likes t...

Neat Brackets

Given a sequence of opening and closing parentheses ("(" and ")") you will have ...

Set Union

Given two sets of integers, print the set containing the union of the two input sets. For example, g...

Crayons

Five friends A, B, C, D and E has come to a shop to buy crayons for their art project. They need cra...

Byang and War Tactics

Byang is learning about War Tactics from Raat, a famous martial arts master, who has successfully tr...

Sofdor Ali and Bracket Sequence

Sofdor Ali has invented a new game. He asked his assistant Jong Bahadur ( who happens to be a monkey...

Data Structure

The operations that are performed in a data structure can be categorized into two types: query and u...

Distinct Dishting

You are given an array of NNN integers. Then there will be QQQ commands of the following type: Cha...

Smallest Subarray

You are given an array A of N integers A1, A2, A3, ..., AN . If we select two indices (1 ≤ i ≤ j ≤ N...

Array Simulation

You are given an array of N elements. Initially all the indices have a value of 0. You have to do fo...

Device ID

A device ID is a distinct number associated with a smartphone or similar handheld device. Every smar...

Distinctness

A substring of string S is another string S' which occurs in string S. For example: S = aaba and one...

Primary Key

"Clarity-Lon" is the new awesome e-commerce based startup that went to the top of the char...

Rio and Inversion

One day Rio was returning home from his university and unfortunately lost his phone on the way. He a...

Special Pair

Mr. X is an “array pagla” person. He loves doing different types of things with arrays. Today Mr. X ...

Village Fair 2

There are N houses in a village far away from here. They are numbered from 1 to N. For this problem ...

Maintain the Queue

“Ajob Desh” is a strange country. Anyone who wants to buy train tickets need to go to the railway st...

Subset of Sequences

You will be given a set of sequences. Each sequence is a list of numbers. Two sequences are K-simila...

Perseus and The New Challenge

The life of princess Andromeda, the daughter of King Cepheus and Queen Cassiopeia of Ados, is in dan...

Mario and Princess Peach

The world of Mario can be imagined as 2D grid of NNN rows and MMM columns--containing a total of N×M...

Final Days of Goldfinger

We see agent Bond once again being called in time of a great need. The vile criminal Auric Goldfinge...

Smart Query Handler

Bit operators perform bit-wise operations between two binary numbers. Wikipedia says, binary operati...

Earthquake!

Most houses are not as safe as they could be. Earthquake engineering is an interdisciplinary branch ...

Expandable ListView

Minas is working on his new language. He want to add a feature call expandable listview. Here he exp...

New Year Couple

The new year 2017 is here. To celebrate the 31st night, Mr Rio has thrown a big party at his house. ...

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