kazi_nayeem

Alice and Bob are hosting a programming contest in Abiland. All the judges live in different cities ...

A frog wants to cross a river. There are some posts in the river. The frog can go from one post to a...

Your best friend is attending math class at the university. Teacher gave him two problems during the...

Recently Chikanu declared war against Shukanu. To win the battle against Shukanu he wants to form an...

Subodh is going to paint a very big wall. The wall is composed of N adjacent parts in line. He wants...

Every kid loves to play Super Mario Bros. Mario moveু forward and collects coins in a stage. Stages ...

You have a grid with n rows and m columns. Cell at the i-th row and the j-th column is called Cell(i...

You live in a city which consists of N points. The points are numbered from 1 to n. The distance bet...

You are given n integers as a1​, a2​, a3​, a4​, …, an​. First of all, you have to find the XORs of a...