Is It Perfect
Bob has an initial array D of length n . Alice is a good friend of Bob. So Bob challenges Alice to f...
Knapsack
You have a backpack that can carry a maximum weight of C. You will also be given a set of items, the...
DP Very Easy 75/95/234
Cutting Bamboos
There are $n$ bamboos in a row. Khan the bamboo cutter is going to cut them all one by one. He can d...
Easy Sequence 1
Let’s define an easy sequence F. Where: F(1)=1 F(2X)=F(X)2+1 F(2X+1)=F(X)×F(X+1)+2 Here X is a posit...
Make It Big!
You are given a number N (10 ≤ N ≤ 2×109). You have to perform exactly two swap operation. You can c...
Burger King
Every day, more than 11 million guests visit BURGER KING® restaurants around the world. And they do ...
Dominoes Forever
Once when I was little, my father took me to a tobacco shop! It is surprising, but true. He asked th...
LIDS
We all know about LIS (Longest Increasing Sub sequence). The task to find the length of the longest ...
Happiness
If you have a Tk 100 in your wallet, what would you do? You might have couple of ways to spend that ...
Paying Bills
Mued is finally home for summer vacation after surviving yet another semester of the mighty CS Under...
Penguins of Madagaskar
You all heard about the Penguins of Madagaskar. They work for the penguin kind and loves cuteness. O...
Messy Table
Akib is a very good student but his reading table is very messy. One Friday afternoon, Akib is sitti...
Ekupai
Hacker robot Ekupai is trying to hack a supercomputer. He needs a cheat code X to hack this computer...
Sgt. Laugh
That's it. Sgt. Laugh has had enough. He is determined to end the evil military reign of General Cry...
Brain Pleased
Like most of the other teenage girls, Shabnam loves to generate strings. But recently, she discovere...
Powerful Array
You are given an array A of N integers . Now you have to process Q queries in this array. Each query...
Array Partition
Today Leena learnt about subarrays and partitions. Given an array $A$, a subarray of this array is a...
Zootopia
Judy Hopps , a rookie officer joined Zootopia Police Department. She was fond of working sincerely f...
Help IKRI
Ikri has a binary string s of length n. (each character of s is either 0 or 1) The weight of the bin...
Predict The Frequency
Luis was sleeping. He suddenly woke up with three positive integers N, M and X. He told his younger ...
Anina's Christmas Tree
This Christmas Anina and her friends have decided to make some Christmas trees to decorate her town....
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