Tagged: Beginner

0

Find the last repeating character in a given string.

Objective: Given a string, write an algorithm to find the last repeating character in it. Example: String input = “horizon tutorials” Output: ‘i’ String input = “algorithms” Output: No repeating character found. Approach: Naive...

3

Find the first non repeating character in a given string

Objective: Given a string, write an algorithm to find the first non repeating character in it. Example: String input = ” tutorial horizon” Output: ‘u’ String input = “aabbccadd” Output: No non-repeating character found....

0

Find the first repeating character in a given string

Objective: Given a string, write an algorithm to find the first repeating character in it. Example: String input = “horizon tutorials” Output: ‘o’ String input = “algorithms” Output: No repeating character found. Approach: Naive...

0

Implement Stack Using Linked List

Objective: Write an algorithm to implement Stack using Linked List. If you do not know about then for starters its abstract data type in which follows the principle of LIFO (Last-In-First-Out) which means the...

1

Get the Sum of all left leaves in a Binary tree

Objective: Given a binary tree, find the sum of all the nodes which are left as well as leaves nodes. Example:     Approach: Approach is quite simple. Do the inorder traversal check if...

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