Category: Apache

17

Dynamic Programming – Stairs Climbing Puzzle

Objective: A child is climbing up a staircase with n steps, and can hop either 1 step, 2 steps, or 3 steps at a time. Implement a method to count how many possible ways...

12

Dynamic Programming – Minimum Coin Change Problem

Objective: Given a amount ‘A’ and n coins,   v1<v2<v3<………..<vn . Write a program to find out minimum numbers of coins required to make the change for the amount ‘A’. Example: Amount: 5 Coins []...

1

Print All the Subsets of a Given Set (Power Set)

Objective: Given a set of numbers, print all the posssible subsets of it including empty set. Power Set: In mathematics, PowerSet of any given set S, PS(S) is set of all subsets of S...

0

Reverse The Doubly Linked List

Objective: Reverse The Doubly Linked List. Example: Approach: Every Node in a doubly linked list has next and previous pointer. Do the linear traversal of the linked list and keep swapping the next and...

0

Print All The Nodes Which are X distance from the Given Node

Objective: – Given Binary Tree, Print All The Nodes Which are X distance from the Given Node. Example : Approach: Quite Tricky solution, i will explain using the example given in the picture.

1

Find Intersection Point in Two Linked List

Objective: Given Two linked list, check whether both list intersect each other, if yes then find the starting node of the intersection. Intersection point means end of one linked list is linked with some...

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