Maximum AND

Problem
https://www.hackerearth.com/practice/basic-programming/bit-manipulation/basics-of-bit-manipulation/practice-problems/algorithm/maximum-and/

Solution

Toggle bits given range

Problem 
http://practice.geeksforgeeks.org/problems/toggle-bits-given-range/0

Solution

Monk and his Friend

Problem 

https://www.hackerearth.com/practice/basic-programming/bit-manipulation/basics-of-bit-manipulation/practice-problems/algorithm/monk-and-his-friend/

Solution

Monk and the box of cookies

Problem

https://www.hackerearth.com/practice/basic-programming/bit-manipulation/basics-of-bit-manipulation/practice-problems/algorithm/monk-and-the-box-of-cookies/

Solution

The Great Kian

Problem
https://www.hackerearth.com/practice/basic-programming/implementation/basics-of-implementation/practice-problems/algorithm/the-great-kian/

Solution

Little Jhool and psychic powers

Problem

https://www.hackerearth.com/practice/basic-programming/implementation/basics-of-implementation/practice-problems/algorithm/psychic-powers/

Solution

Count Digits

Problem 

https://www.hackerearth.com/practice/basic-programming/implementation/basics-of-implementation/practice-problems/algorithm/count-digits-1/

Solution