Problems by emrul_mu

Another Query on String
You are given a string S (of length n) consisting of alphabets only. You need to perform m queries o...
Chowdhury Saheb & the Numbers
You like short description of problems? Me too! Let's go to an easy problem. You are given an array ...
City of Burgerland
Have you ever heard of The Burgerland City? The city is full of burger shops. You will surely find s...
Dengue Affected Areas
Dengue, the talk of the town of Dhaka this year. So many people suffered from dengue fever and a num...
Designing a Data Structure
Data structure is one of your favourite topics, isn't it? Let’s design a new data structure! In this...
Facebook Reacts
There are seven types of "React" for Facebook posts. These are Like Love Care Haha Wow Sad Angry ...
K-Subarray
You will be given an array of length n. You need to divide the array in some part where length of ev...
Moderate 49/60/95
Magic Square
A little boy Towhid is good at mathematics. He solves a lot of mathematical equation regularly. He i...
Math Very Easy 191/193/245
Mina and Raju
Everyone know about Mina & Raju. They are siblings as well as good friend. The friend-circle of Mina...
Minions and War
In the land of Minion, there are N Minions. They have their own power to survive themselves from ene...
Moderate 57/90/321
Next Smaller Element
You will be given a long array ar. The length of the array is n100 where n will be given. The first ...
Moderate 29/37/135
The Titan
The Titan, a giant ship started its journey on the dark sea. It was going to the North America. On t...
Tree Queries
You are given a tree of n vertices. Each vertex contains an integer. Vertex 1 is the root of the tre...
Unique Substrings Query
You will be given a string s of length n. Consider substring s[i,n] (where i is the starting positio...
Yet Another Query Problem!
You are given an array $A$ of length $n$ consisting of integers between $1$ and $10^6$. You need to ...
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