A. Subodh's RatioShubodh loves mathematics. One day his teacher gave him a problem where he had the value of A:B:C:D....

B. Division(Easy)The only difference between easy and hard versions is constraints. You have two number M and N. You ...

C. Division(Hard)The only difference between easy and hard versions is constraints. You have two number M and N. You ...

D. Geometric OlympiadOnce Naruto went to a Geometric Olympiad. Naruto solved all the geometric question except one. So he...

E. Playing with PalindromePetya loves to give challenge about strings to others . One day he gave a challenge to one of his fr...

F. Cox BazarAlice is planning to make a trip to Cox Bazar . His friend Bob is already in Cox Bazar . Bob told Al...

G. Strictly GreaterYou are given a very large positive number N without leading zero consisting some digit. You have to...

H. Good ArrayYou are given a array consisting of N integer. ie a1 a2 a3 …….an . You can perform only one operatio...

I. CSE Club of PSTUCSE Club of PSTU is an organization runs by teachers and students of Faculty of CSE. The objective o...

J. RookEverybody knows about the chess rook. If you don’t here is some information, it is one of the powerf...
