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GBlog
Frontend Developer Roadmap 2024
Frontend development means to design the face of a website or application. It involves working on the appearance of the website. Building interactive buttons, using images...
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Development Stages of Standards
Every Organization needs some Standards to manufacture there goods and services in way that it could be used and switched between various different providers and thus prov...
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Software Engineering
ORD() Function in MySQL
ORD() function in MySQL is used to find the code of the leftmost character in a string . If the leftmost character is not a multibyte character, it returns ASCII value. An...
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SQL
DBMS-SQL
mysql
Maximum level sum in N-ary Tree
Given an N-ary Tree consisting of nodes valued [1, N] and an array value[], where each node i is associated with value[i], the task is to find the maximum of sum of all no...
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Tree
Queue
BFS
Tree Traversals
n-ary-tree
tree-level-order
DSA
Rearrange array to make it non-decreasing by swapping pairs having GCD equal to minimum array element
Given an array, arr[] consisting of N positive integers, the task is to make the array non-decreasing by swapping pairs (arr[i], arr[j]) such that i != j (1 ≤ i, j ≤ n) an...
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Arrays
Searching
Mathematical
array-rearrange
HCF
array-traversal-question
DSA
Count possible splits of sum N into K integers such that the minimum is at least P
Given three integers N, P, and K, the task is to find the total number of ways to divide N into K integers having sum N where each integer is ? P.Examples:Input: K = 3, N ...
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combinatorics
Dynamic Programming
Mathematical
Combinatorial
Competitive Programming
Permutation and Combination
DSA
C/C++ Puzzles
Construct an AP series consisting of A and B having minimum possible Nth term
Given two integers A, B which are any two terms of an Arithmetic Progression series, and an integer N, the task is to construct an Arithmetic Progression series of size N ...
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Arrays
Greedy
Pattern Searching
Searching
Mathematical
Progressions
arithmetic progression
DSA
Count 1s in binary matrix having remaining indices of its row and column filled with 0s
Given a binary matrix, mat[][] of size M * N, the task is to count the number of 1s from the given binary matrix whose corresponding row and column consists of 0s only in ...
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Greedy
Searching
Matrix
frequency-counting
array-traversal-question
DSA
Minimize count of given operations required to make two given strings permutations of each other
Given two strings str1 and str2, the task is to count the minimum number of operations of the following three types on one of the two strings that are required to make str...
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Misc
Strings
Searching
Mathematical
Hash
frequency-counting
DSA
Find all matrix elements which are minimum in their row and maximum in their column
Given a matrix mat[][] of size M * N, the task is to find all matrix elements which are minimum in their respective row and maximum in their respective column. If no such ...
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Searching
Hash
Matrix
cpp-unordered_set
array-traversal-question
DSA
Check if a string consists only of special characters
Given string str of length N, the task is to check if the given string contains only special characters or not. If the string contains only special characters, then print ...
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Strings
Pattern Searching
ASCII
Java-String-Programs
regular-expression
strings
DSA
Count ordered pairs of numbers with a given LCM
Given an integer N, the task is to count the total number of ordered pairs such that the LCM of each pair is equal to N.Examples:Input: N = 6Output: 9Explanation:Pairs wit...
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Mathematical
prime-factor
LCM
maths-power
DSA
Find the word from a given sentence having given word as prefix
Given a string S representing a sentence and another string word, the task is to find the word from S which has the string word as a prefix. If no such word is present in ...
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Strings
Searching
substring
DSA
7 Tips to Improve Your Android Development Skills
Android is an operating system which is built basically for Mobile phones. It is based on the Linux Kernel and other open-source software and is developed by Google. It is...
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GBlog
android
Android
Challenges in Connectivity in IoT
In this digital world where technology has changed everything. Technology has made many impossible things possible. Touch of technology has turned world into magic world a...
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Computer Networks
Memory Leaks in Android
A memory leak is basically a failure of releasing unused objects from the memory. As a developer one does not need to think about memory allocation, memory deallocation, a...
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android
Android
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