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GBlog
Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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Class 9 RD Sharma Solutions - Chapter 23 Graphical Representation of Statistical Data - Exercise 23.1 | Set 1
Question 1. The following table shows the daily production of T.V. sets in an industry for 7 days of a week.DayMondayTuesdayWednesdayThursdayFridaySaturdaySundayNumber of ...
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Picked
Mathematics
School Learning
Class 9
RD Sharma Solutions
RD Sharma Class-9
Path from a given source to a given destination having Kth largest weight in a Graph
Given a weighted graph consisting of N nodes and M edges, a source vertex, a destination vertex, and an integer K, the task is to find the path with Kth largest weight fro...
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Graph
Queue
Algorithms
Technical Scripter
Competitive Programming
DFS
Data Structures
priority-queue
Technical Scripter 2020
DSA
SQL Query to Find the Name of a Person Whose Name Starts with Specific Letter
Here, we are going to see how to find the name of a person whose name starts with a specified letter in SQL. In this article, we will be making use of the Microsoft SQL Se...
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SQL
SQL-Query
SQL Query to Find the Highest Salary of Each Department
Structured Query Language or SQL is a standard Database language that is used to create, maintain and retrieve the data from relational databases like MySQL, Oracle, etc. ...
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SQL
SQL-Query
Class 9 RD Sharma Solution - Chapter 10 Congruent Triangles- Exercise 10.5
Question 1. ABC is a triangle and D is the mid-point of BC. The perpendiculars from D to AB and AC are equal. Prove that the triangle is isosceles.Solution:Given: D is the...
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Picked
Mathematics
School Learning
Class 9
RD Sharma Solutions
RD Sharma Class-9
Minimum MEX from all subarrays of length K
Given an array arr[] consisting of N distinct positive integers and an integer K, the task is to find the minimum MEX from all subarrays of length K.The MEX is the smalles...
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Mathematical
Competitive Programming
subarray
C++ Programs
cpp-set
DSA
Rearrange characters of a string to make it a concatenation of palindromic substrings
Given a string S consisting of lowercase alphabets, the task is to check whether the given string can be rearranged such that the string can be split into non-overlapping ...
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Arrays
Strings
Mathematical
Hash
palindrome
frequency-counting
substring
DSA
Count smaller elements present in the array for each array element
Given an array arr[] consisting of N integers, the task is for each array element, say arr[i], is to find the number of array elements that are smaller than arr[i].Example...
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Arrays
Mathematical
Hash
prefix-sum
prefix
frequency-counting
DSA
Class 9 RD Sharma Solutions - Chapter 10 Congruent Triangles- Exercise 10.3
Question 1. In two right triangles, one side an acute angle of one are equal to the corresponding side and angle of the other. Prove that the triangles are congruent.Solut...
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Picked
Mathematics
School Learning
Class 9
RD Sharma Solutions
RD Sharma Class-9
Maximum score possible by removing substrings made up of single distinct character
Given a binary string S and an array A[], both of size N, the task is to find the maximum score possible by removing substrings of any length, say K, consisting of the sam...
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Strings
Dynamic Programming
Recursion
two-pointer-algorithm
substring
DSA
Learn Java Backend Development - Live Course By GeeksforGeeks
Java is having a strong dominance and demand in the programming world for many years. The Object-Oriented Programming Language can be used for the development of enterpris...
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GBlog
GFG-Update
GFG-Live-Course
Rationalization of Denominators
Rationalization of Denomintors is a method where we change the fraction with an irrational denominator into a fraction with a rational denominator. If there is an irration...
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Technical Scripter
Picked
Mathematics
School Learning
Class 9
Technical Scripter 2020
Maths-Class-9
Maximize time by replacing '_' in a given 24 Hour format time
Given a string S representing a time in 24 hours format, with '_' placed at positions of some digits, the task is to find the maximum time possible by replacing the charac...
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Strings
Mathematical
Technical Scripter
date-time-program
Technical Scripter 2020
DSA
Shortest path from a source cell to a destination cell of a Binary Matrix through cells consisting only of 1s
Given a binary matrix mat[][] of dimensions of N * M and pairs of integers src and dest representing source and destination cells respectively, the task is to find the sho...
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Arrays
Graph
Queue
Backtracking
Matrix
Technical Scripter
BFS
Technical Scripter 2020
DSA
Minimum number of distinct elements present in a K-length subsequence in an array
Given an array A[] consisting of N integers and an integer K, the task is to count the minimum number of distinct elements present in a subsequence of length K of the give...
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Algorithms
Sorting
Technical Scripter
Python
Competitive Programming
subsequence
C++
Java-HashMap
frequency-counting
DSA
C/C++ Puzzles
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