Tag: search
Top 50 Issues that can Cause a Website to be Penalized by Google
Top 50 Issues that can Cause a Website to be Penalized by Google Introduction:In today’s digital age, having a strong online presence is crucial for businesses and individuals alike. Search engines play a significant role in driving organic traffic to websites, and Google stands as the dominant force in the search engine realm. However, Google …
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Designing a Binary Search Tree Validation class
Many times we need to validate a Binary Search tree i.e. verifying its properties, Left subtree of each node contains the nodes with value less than the node’s value. Right subtree of each node contains the nodes with value greater than the node’s value. Moreover, left and right subtree of each node must be a …
Converting a Binary Search Tree to a Sorted Doubly Linked List
Change the left and right pointers of each node in Binary search Tree to make it a sorted doubly linked list. Method: Just do the Post order traversal and while visiting the node, Advertisements Point the left link of visiting node to right most node in left tree. Point the right link of …
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Create a Binary Search Tree from an array
Lets discuss how to create a BST From an array. Advertisements Tree’s node structure is as follows, typedef struct node { int value; node * pLeft; node * pRight; node(int val = 0) { value = val; pRight = NULL; pLeft = NULL; } }node; Now create a getBST function that accepts an integer pointer …
How to Search for an element in HashSet in Java
In this article we will discuss how to search for an element in HashSet. Main feature of a HashSet is Fast searching. Which it achieves using Hashing. Now suppose we want to search if an element exists in HashSet ? Advertisements It can be done using contains() member function of HashSet i.e. // It checks if the given …
How to Search an element in unordered_set
In this article we will see how to search if an element is present in an unordered_set or not. std::unordered_set provides a member function find () that accepts an element of same type as set and search for that element in set. Advertisements If element is found then it returns the iterator pointing to that …
How to search by value in a Map | C++
In this article will discuss how to search for all the elements in map with given value. Map internally store elements in Key-Value pair. In which keys are unique but values can be duplicate. There are member functions to search pairs by key i.e. std::map::find(). But there is no direct function to search for all …
C++ List – Find | Contains : How to search an element in std::list ?
In this article we will discuss different ways to find or search a given element in the list. std::list does not provide ant find() or contains() method. So, if we want to search for an element in list or check if an element exists in std::list, then we not to write some code for it i.e. …
C++ List – Find | Contains : How to search an element in std::list ?Read More
Java: How to get all keys by a value in HashMap ? | Search by Value in Map
In this article we will discuss how to search into a Map by value and fetch associated keys to the given value. Suppose we have a map of string and integers i.e. Advertisements HashMap<String, Integer> mapOfWords = new HashMap<String, Integer>() { { put(“John”, 25); put(“at”, 2); put(“from”, 10); put(“is”, 5); put(“the”, 2); put(“hello”, 1); put(“break”, …
Java: How to get all keys by a value in HashMap ? | Search by Value in MapRead More
Python : How to Check if an item exists in list ? | Search by Value or Condition
In this article we will discuss different ways to check if a given element exists in list or not. Table of Contents Introduction Check if element exists in list using python “in” Operator Check if element exist in list using list.count() function Check if element exist in list based on custom logic Introduction Suppose we …
Python : How to Check if an item exists in list ? | Search by Value or ConditionRead More