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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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Python MySQL
Python MySQL Connector is a Python driver that helps to integrate Python and MySQL. This Python MySQL library allows the conversion between Python and MySQL data types. My...
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Python
Python-mySQL
Class 8 RD Sharma Solutions- Chapter 6 Algebraic Expressions And Identities - Exercise 6.2
Question 1. Add the following algebraic expressions:(i) 3a2b, -4a2b, 9a2bSolution:3a2b, -4a2b, 9a2bNow we have add the given expression= 3a2b + (-4a2b) + 9a2b= 3a2b – 4a2b...
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RD Sharma Solutions
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Class 8 NCERT Solutions- Chapter 3 Understanding Quadrilaterals - Exercise 3.3
Question 1. Given a parallelogram ABCD. Complete each statement along with the definition or property used.(i) AD = …… (ii) ∠DCB = ……(iii) OC = …… (iv) m ∠DAB + m ∠CDA = …...
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NCERT Solutions Class-8
Class 8 RD Sharma Solutions- Chapter 4 Cubes and Cube Roots - Exercise 4.1 | Set 2
Chapter 4 Cubes and Cube Roots -Exercise 4.1 | Set 1Question 12. By which smallest number must the following numbers be divided so that the quotient is a perfect cube?(i) ...
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Mathematics
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Class 8
RD Sharma Solutions
RD Sharma Class-8
Class 8 RD Sharma Solutions - Chapter 4 Cubes and Cube Roots - Exercise 4.1 | Set 1
Question 1. Find the cubes of the following numbers:(i) 7 (ii) 12(iii) 16 (iv) 21(v) 40 (vi) 55(vii) 100 (viii) 302(ix) 301Solution:(i) 7Cube of 7 is7 = 7× 7 × 7 = 343(ii)...
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Class 11 RD Sharma Solutions- Chapter 24 The Circle - Exercise 24.1 | Set 1
Question 1. Find the equation of the circle with:(i) Centre (-2, 3) and radius 4.(ii) Centre (a, b) and radius √(a2+b2).(iii) Centre (0, - 1) and radius 1.(iv) Centre (a c...
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Class 9 NCERT Solutions- Chapter 10 Circles - Exercise 10.5
Question 1.In fig. 10.36, A, B, and C are three points on a circle with Centre O such that ∠BOC=30° and ∠AOB=60°. If D is a point on the circle other than the arc ABC, fin...
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Largest number not exceeding N that does not contain any of the digits of S
Given a numberic string N (1 ≤ |N| ≤ 105) and another numeric string S (1 ≤ |S| ≤ 105), the task is to find the maximum number ≤ N such that it doesn't contain digits of s...
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Strings
Greedy
Mathematical
Combinatorial
number-digits
DSA
Rotate digits of a given number by K
Given two integers N and K, the task is to rotate the digits of N by K. If K is a positive integer, left rotate its digits. Otherwise, right rotate its digits.Examples:Inp...
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Mathematical
number-digits
rotation
DSA
Count all N-length arrays made up of distinct consecutive elements whose first and last elements are equal
Given two integers M and N, the task is to find the number of N-length arrays possible having non-equal adjacent elements lying in the range [1, M] having elements at firs...
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Arrays
Dynamic Programming
Mathematical
Combinatorial
array-rearrange
Permutation and Combination
DSA
Generate an array of minimum sum whose XOR of same-indexed elements with given array are Prime Numbers
Given an array Arr[] of N ( 1 ? N ? 105)integers, the task is to generate an array B[] consisting of N non-zero elements, such that XOR of Ai ^ Bi always results in a prim...
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Arrays
Bit Magic
Greedy
Mathematical
Bitwise-XOR
Prime Number
DSA
Remove all zero-rows and all zero-columns from a Matrix
Given a matrix arr[][] of size N * M, the task is to print the matrix after removing all rows and columns from the matrix which consists of 0s only.Examples:Input: arr[][]...
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Searching
Mathematical
Matrix
array-rearrange
frequency-counting
array-traversal-question
DSA
Reorder digits of a given number to make it a power of 2
Given a positive integer N, the task is to rearrange the digits of the given integer such that the integer becomes a power of 2. If more than one solution exists, then pri...
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Strings
Algorithms
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Combinatorial
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permutation
maths-power
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DSA
Difference Between Linear Queue and Circular Queue
Linear Queue: A Linear Queue is generally referred to as Queue. It is a linear data structure that follows the FIFO (First In First Out) order. A real-life example of a qu...
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Queue
Data Structures
Data Structures-Queue
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cpp-queue
DSA
Maximum value of signed char in C++
In this article, we will discuss the signed char data type in C++.Some properties of the signed char data type are:It is generally used to store 8-bit characters.Being a s...
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