## 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. Yo... |

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

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

## 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... |