Little Subarray Sum
Given an array of N numbers and two indices, determine the sum of the numbers in the array between (...
I Did Not Do the Assignment
Professor Petr is very angry over some of his students now-a-days for not doing assignment. He wants...
Rainy Day
You have to complete N tasks tomorrow, where each task can last for any number of minutes. Each task...
Genius Needs Help
You all know Emrul bhai, right? He is a genius guy. He knows how to add two integer numbers and so d...
GPA Calculator
Shibli is a very good student. He is very regular and attentive in his classes. He is very serious a...
Penguins of Madagascar
One day the penguins of Madagascar found a string S... Wait... Wait. Actually the setter of the prob...
Matching Brackets
You will be given a sequence of opening and closing brackets of different types ((, ), [, ], {, and ...
Noman's Birthday
Today is our friend Noman's birthday. For celebration of his birthday, we have already used n baloon...
#Hashtag
Giving Hashtag in Social Network is very popular now a day. But Poltu is very new in Social Network....
Version Checker
Java Development Kit (JDK) installer for Mac OS X has a bug: Can you spot it? Notice how Java is ch...
The Best Gift Ever
In the world of computing, giving gifts like arrays are completely acceptable. Instead of exchanging...
Delete the Array
There is an array of size n. You will be given an integer x. In each move you have to subtract x or ...
N-th Prime
In this problem, you will have to print the n-th prime number. The first few prime numbers are given...
A Feast for the Fans
Game of Thrones is an American fantasy drama television series created by David Benioff and D. B. We...
Reverse Man
Monu mia is a reverse man! Never heard of reverse man? If you ask him to write something in English,...
BPL Mubarak!
Bangladesh Premier League is in Sylhet for the first time. Today's match is Sylhet Sixers vs the Dha...
Correct the Sieve
Sieve of Eratosthenes is a fast algorithm for finding prime numbers in larger ranges. According to W...
Arya’s Counting
Little Arya has learnt to count the highest and the lowest number recently. She can easily find out ...
SUM Equals LCM
Given N, print a sequence of N positive integers A1​,A2​,…,AN​ that satisfy the following conditions...
The Titan
The Titan, a giant ship started its journey on the dark sea. It was going to the North America. On t...
Oh No! Classes!
You will be given three pairs of integers, which denotes the starting and ending time in seconds of ...
Burrows and Scofield
Michael Scofield and Lincoln Burrows are working on a secret mission. Michael is needed to give a se...
Make It Big!
You are given a number N (10 ≤ N ≤ 2×109). You have to perform exactly two swap operation. You can c...
Anita's Experiment
Little Anita is doing an experiment with herself. Everyday, depending on her mood, she determines a ...
Putting Guards
Shetu is playing a popular game called "Putting Guards". In this game there are various types of rec...
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