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Full Stack Developer Roadmap [2024 Updated]
Web Developer/ Full Stack Web Developer - How do you feel when you tag yourself with such titles? A long journey takes place to be called by such names. In the beginning, ...
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Count of minimum reductions required to get the required sum K
Given N pairs of integers and an integer K, the task is to find the minimum number of reductions required such that the sum of the first elements of each pair is ? K.Each ...
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Sorting
Mathematical
Competitive Programming
series
DSA
Difference between Adabas and Aerospike
1. Adabas :The Adabas stands for an Adaptable Database System. It was developed by Software AG to run on IBM mainframes. It was launched in 1971. It is an OLTP-DBMS for ma...
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DBMS
Difference Between
Count of subsequences in an array with sum less than or equal to X
Given an integer array arr[] of size N and an integer X, the task is to count the number of subsequences in that array such that its sum is less than or equal to X.Note: 1...
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Arrays
Dynamic Programming
Competitive Programming
subsequence
DSA
Build a DFA to accept a binary string containing "01" i times and "1" 2j times
Given a binary string str, the task is to build a DFA that accepts given binary string if it contains "01" i times and "1" 2j times, i.e.,[Tex]L={(01)^i (1)^{2j} \text{ wh...
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Algorithms
binary-string
Theory of Computation
DFA
DSA
Count pair of strings whose concatenation of substrings form a palindrome
Given an array of strings arr[], the task is to count the pair of strings whose concatenation of substrings form a palindrome.Examples:Input: arr[] = {"gfg", "gfg"}Output:...
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Arrays
Strings
Combinatorial
palindrome
substring
DSA
Difference between Yandex Disk and ZumoDrive
1. Yandex Disk:Yandex Disk is cloud storage, file synchronization and, file sharing service which is provided by Yandex. It allows users to store the files in the cloud an...
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Computer Networks
Difference Between
Cloud-Computing
Last two digits of powers of 7
Given a positive N, the task is to find the last two digits of 7N.Examples:Input: N = 5Output: 07Explanation:The value of 75 = 7 * 7 * 7 * 7 * 7 = 8507Therefore, the last ...
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Greedy
Pattern Searching
Mathematical
Competitive Programming
number-digits
maths-power
DSA
Count the elements having frequency equals to its value | Set 2
Given an array of integers arr[] of size N, the task is to count all the elements of the array which have a frequency equals to its value.Examples:Input: arr[] = {3, 2, 2,...
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Arrays
Hash
cpp-map
frequency-counting
DSA
Count pairs in an array containing at least one even value
Given an array arr[], the task is to count pairs such that each pair (arr[i], arr[j]) contains at least one even element in it where i != j.Examples:Input: arr[] = {1, 2, ...
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Arrays
Mathematical
DSA
Difference between Wuala and ZumoDrive
1. Wuala :Wuala was a file synchronization service, file storage service, file versioning service and backup storage service which was originally provided by Caleido Incor...
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Computer Networks
Difference Between
Cloud-Computing
Difference between Zetta and ZumoDrive
1. Zetta :Zetta is a file synchronization service and cloud based backup storage service which is provided by Zetta Incorporation. It was developed by Jeff Whitehead, Lou ...
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Computer Networks
Difference Between
Cloud-Computing
Building an undirected graph and finding shortest path using Dictionaries in Python
Prerequisites:BFS for a GraphDictionaries in PythonIn this article, we will be looking at how to build an undirected graph and then find the shortest path between two node...
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Graph
Algorithms
Python
Data Structures
Algorithms-Graph Shortest Paths Quiz
python-dict
Python dictionary-programs
DSA
Merge two unsorted linked lists to get a sorted list
Given two unsorted Linked List, the task is to merge them to get a sorted singly linked list.Examples:Input: List 1 = 3 - 1 - 5, List 2 = 6- 2 - 4Output: 1 - 2 - 3 - 4 - 5...
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Linked List
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Sorting
Competitive Programming
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interview-preparation
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Check three or more consecutive identical characters or numbers
Given string str, the task is to check whether the given string contains 3 or more consecutive identical characters/numbers or not by using Regular Expression.Examples:Inp...
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Strings
Pattern Searching
regular-expression
DSA
Minimum steps to convert all paths in matrix from top left to bottom right as palindromic paths
Given a matrix mat[][] with N rows and M columns. The task is to find the minimum number of changes required in the matrix such that every path from top left to bottom rig...
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Greedy
Matrix
palindrome
CS - Placements
Traversal
DSA
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