No Onion, No Cry
-Onions make us cry, don't they? They can make us happy too. -How? -Read the statement carefully! I...
Birthday of Aliens
On the planet of Royal Royal, a university named Royal University of Engineering and Technology exis...
Answer the Queries
Given an array of N elements, indexed from 0 to N−1. Now you are given some queries in the form [L,R...
Rivalry Friends
Ryo and his girlfriend love to think about challenges. One day his girlfriend gave him a challenge t...
Palindrome Query I
You are given a string of length L. You have Q queries. In each query, you will be asked to either u...
Superman and the Buildings of Dahaka
To end the long-running feud between Superman and Goku fans regarding who's stronger, Zeron has deci...
Crayons
Five friends A, B, C, D and E has come to a shop to buy crayons for their art project. They need cra...
Count the Chaos
Imagine, you have an array of integers of size N. At each index of this array is a unique integer fr...
Taju Kage Bunshin No Jutsu
Naruto Uzumaki is one of the strongest ninja of RUET (Rasengan University of Ebisu and Tobi), posses...
A Journey to Rupsha
Tomorrow, April 14th, 2019 is a special day. Guess why. Bengali New Year? Your guess was partially c...
A Unique Array
An array is called "unique" if it has no consecutive element with same value(A[i] != A[i-1]). Given ...
Distinct Dishting
You are given an array of N integers. Then there will be Q commands of the following type: Change ...
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