Problems from LU CSE Carnival 2019 Inter University Programming Contest Mock

These problems are from a contest hosted on October 19, 2019 at 9:30 AM UTC. See details...

Standings
A. Harry Vs Voldemort
In the year 3018, Harry Potter is facing a fight with Lord Voldemort. Lord Voldemort has a wand that...
B. Elementary Arithmetic Made Easy
When Shakib was little, his mother used to help him with his studies. Usually, around 7 PM in the ev...
Very Easy 77/78/87
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