## Find all the numbers in the range which has prime set bits.

Objective: Given a range, find all the numbers in the range which has prime set bits. Example: L = 4, R = 10 Output: 5 Explanation: 4 = 1 0 0 ( not prime)...

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Objective: Given a range, find all the numbers in the range which has prime set bits. Example: L = 4, R = 10 Output: 5 Explanation: 4 = 1 0 0 ( not prime)...

Objective: Given a directed graph, write an algorithm to reverse the graph. Example: Approach: Create a new graph with the same number of vertices. Traverse the given graph. Here we are using the adjacency...

Objective: Given an array of integers, write an algorithm to find the third smallest element in the array. Example: Int [] a = { 6, 8, 1, 9, 2, 10}; Output: Third smallest element...

Given a string with alphabets and numbers. Write an algorithm to find the maximum number in the string. If any number is greater than equal to Max_Value of integer then return the Max_Value. Example:...

Objective: Given a Graph, write a program to count all the subgraphs. Example: Approach: Use Depth-First Search Start the DFS from any random vertex. Once DFS is completed check if all the vertices are...

Objective: Given a Roman number, write a program to convert it to Integer. Roman Number – Letters used in Roman numerals and the corresponding numerical values are given in the table below. Rules: ...

Earlier we have seen linear search and binary search and how these work individually, In this article we will compare these two search algorithms. If you are new to these, please read the prerequisites...

Objective: Given a binary tree, write an algorithm to count all the nodes in the tree. Example: Approach: Do postorder traversal. If the root is null return 0. (base case all well for the...

Objective: Given an input string, write an algorithm to find the longest contiguous character or in other words, find a maximum consecutive character in the string. Example: Input: “aaabbccccddbbaaa” Output: c, count = 4...

The Collatz conjecture is a conjecture in mathematics which states that no matter what value of Positive Number N, If the below sequence is followed then, the sequence will always reach 1. If N...

Objective: Implement atoi, which converts string to an integer. Rules for converting string to an integer. If the string is null or empty, Integer will be 0. The first character of string may represent...

Objective: Given a number N, Write a program to find all prime numbers which are between 0 and N. Prime Number : A prime number is a natural number that has exactly two distinct...

Objective: Given an array of integers, write an algorithm to find the third largest element in the array. Example: Int [] a = { 6, 8, 1, 9, 2, 1, 10} Output: Third largest...

Objective: Given a string, write an algorithm to find all the duplicate characters in the string and print its count. Example: Input String: tutorial horizon Output: Duplicate Characters: r – 2 t – 2...

Objective: Given an array of integers that contains duplicates as well. Write a program to find the sum of all unique elements in the array. This problem is also referred to as find the...

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