# Problems from AUST CSE Carnival 3.0 Programming Contest

These problems are from a contest organized by Ahsanullah University of Science and Technology on January 23, 2024 at 7:40 AM UTC See details...

 A. Sign Based Evaluation SystemThe National Curriculum and Textbook Board (NCTB) has introduced a new grading system to evaluate st... B. Who Doesn't Love GCD?You are given a special array a of length n where every element ai​ is some power of 2. You are aske... C. How to Save Money 101The author has recently joined the software industry. His dev lead, who is also from AUST, has assig... D. Network Within NetworksIn a country called Botham, the design of network connection is a bit messy. So the connection betwe... E. Prime, Not Prime...You are given an array A of length N. Count the number of alternative prime subsequences. A subseque... F. The Qubits 45The AUST CSE Carnival 3.0 is thriving in glory. It consists of 8 amazing events. “Intra AUST Program... Moderate 1/1/1 G. Nice Dice ProblemNoman was going through Nilkhet for some math books for his upcoming exam, but something interesting... H. Central Safety SpotIn the lively area of Cityland, there are N cities connected by a network of N−1 bi-directional road... Moderate 1/1/1 I. X-Root NumberGiven two number N and X. Find out whether N is an X−root number. If N is a X−root number, then N=PX... Moderate 3/3/15 J. Magic SpellYou are given a string s of length n, that consists of ‘a’ and ‘b’. Also you have a “Magic Spell” th... Moderate 1/1/1 K. Another Bitwise AND ProblemAlam loves to play with Bitwise AND operation. Today he gives you an easy problem to solve! You are... L. BiClockThere are two cities A and B located in two different time zones. City B is x hours ahead of city A.... Moderate 1/1/2 M. Fall 2024Fall and Spring are playing a game with an array a of n integers. They will play the game for m time...