Colded LCM
Chris Martin is challenged with another problem. This time our favorite violinist Lindsey Stirling a...
Tomar Mobile E Games Ache?
After a long and hectic Eid day you are finally relaxing. But then your 5 year old cousin comes and ...
Red Blue Graph
You are given a connected, undirected, unweighted graph. You need to assign one of the two colors Re...
Arghya Moderate 1/2/13
Choco Fun
You brought C chocolates to a party where there are A adults and K kids. You know that an adult will...
Aashiq Moderate 6/20/67
Make More Money
You, the great businessman of TEUB, arrived at ESC land which consists of N cities numbered from 1 t...
Yet Another Frog Jumping Problem
This is an interactive problem. (If you want to know about interactive problems, click here) There a...
Peculiar Partitioning
You are given an array a of length n. You need to find a sub-sequence S of the array such that gcd(s...
Anachor Moderate 3/8/31
Up You Go
Arya is taking part in a game of throwing marbles upwards. There are n participants in this game in ...
imAnik Moderate 3/7/48
Chop Chop
There is a convex polygon A of n vertices and you want to divide it into two convex polygons P and Q...
Shine on You Crazy Diamond
This problem is authored by one of our late friends, Sifat, who unexpectedly left us last year. He w...
Mix and Merge
You are given an array A of n elements and a constant k. You can perform the following operation on ...
Mental Change
Anjan was feeling low for nearly a couple of months. To improve his condition, he decided to track h...
Match Sticks
Bob was playing with match sticks and discovered that he could create alphabets and numbers by arran...
Multiverse Of Courier Service
Dr. Strange finally discovered a safe way to travel between parallel universes. By noticing people’s...
Not Nim
Alice and Bob recently learned about Nim. In a Nim game, two players play a game on several stacks o...
Final Over
This is ICC World Cup Final and the match is between Bangladesh and Australia. The match goes down t...
Inspired by Bermuda Triangle
Do you know about Bermuda Triangle? The Bermuda Triangle is a mythical section of the Atlantic Ocean...
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...
Marbles Per Second
You have a rooted tree of n nodes. If we traverse the tree from the root, let’s say the traversing o...
Cheers !!
Isabella is from the 19 series of RUET. She loves programming. Also, She considers a number lucky fo...
Subsequence Fight
You are given an array a1​,a2​,…,an​ consisting of n distinct integers and an integer k. You can cho...
MangoSmash
Your friend has come to visit the RUET campus. As the Mango season goes on ⋯, he/she said “Mama Aam ...
Prefix & Suffix Maximization
You are given an array a of n integers. Now, let’s define two variables P and S. Where P is the bitw...
Functions of the Hell's Kitchen
The District Attorney(DA) of Hell’s Kitchen has been defined following functions. GCD(n,m): Returns ...
President of RUET FC
Zenitsu has been elected as the president of RUET FC and now he wants to sign some of the best world...
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