Binomial coefficients are a family of positive integers that occur as coefficients in the binomial theorem. The binomial coefficients can be calculated recursively.

A palindromic number is a number that remains the same when its digits are reversed.

Write a program to print all the possible combination of given string.

Binary search is a method to find the particular item in the sorted array. In each step, the algorithm divides the array equally and match the middle item. If the key match, return the index. If the key is less than the middle element, search left subarray. Else search right subarray.

Linear search is a method to find a particular item in an array. It start to check each item and compare with search item until it finds. The linear search performs non-sorted items in the array.

Count the number of elements in a singly linked list

Tower Of Hanoi is a mathematical game. It consists of three rods and disks with different size (small, medium and large). The objective of the puzzle is to move the entire stack to another rod.