Geometric Progression

25 posts

Sum of series 8/10, 8/100, 8/1000, 8/10000. . . till N terms

Last Updated: 23 December 2022

Given a positive integer n, the task is to find the sum of series8/10 + 8/100 + 8/1000 + 8/10000. . . till Nth termExamples:Input: n = 3Outp ...read more

Pattern Searching

Mathematical

series

Geometric Progression

Algo Geek

Algo-Geek 2021

DSA

Find the missing N-th term of the series 2, 2, 4, 4, 6, 8, 8 ....

Last Updated: 16 August 2022

Given a number N, find the N-th term in the series 2, 2, 4, 4, 6, 8, 8.........Examples:Input: N = 1Output: 2Input: N = 2Output: 2Input: N = ...read more

Pattern Searching

Mathematical

series

arithmetic progression

Geometric Progression

DSA

Find position i to split Array such that prefix sum till i-1, i and suffix sum till i+1 are in GP with common ratio K

Last Updated: 24 March 2022

Given an array, arr[] and a positive integer K. The task is to find the position say i of the element in arr[] such that prefix sum till i-1 ...read more

Geometric Progression

suffix-sum

DSA

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Count of distinct integers belonging to first N terms of at least one of given GPs

Last Updated: 29 September 2021

Given two Geometric Progressions (a1, r1) and (a2, r2) where (x, y) represents GP with initial term x and common ratio y and an integer N, t ...read more

Geometric Progression

Blogathon

Blogathon-2021

DSA

Proof: Why the Root Mean Square of two positive numbers is always greater than their Geometric Mean?

Last Updated: 22 July 2021

This article focuses on discussing the proof of why the root-mean-square of two positive numbers is always greater than their geometric mean ...read more

Mathematical

Geometric Progression

DSA

Count subarrays of atleast size 3 forming a Geometric Progression (GP)

Last Updated: 11 August 2022

Given an array arr[] of N integers, the task is to find the count of all subarrays from the given array of at least size 3 forming a Geometr ...read more

Geometric Progression

DSA

Minimum number of operations to convert a given sequence into a Geometric Progression | Set 2

Last Updated: 25 November 2023

Given an array arr[] consisting of N integers, the following three operations can be performed on any element one at a time:Add one to the e ...read more

Arrays

Sorting

Mathematical

Geometric Progression

DSA

Longest subarray forming a Geometric Progression (GP)

Last Updated: 15 June 2022

Given a sorted array arr[] consisting of distinct numbers, the task is to find the length of the longest subarray that forms a Geometric Pro ...read more

Geometric Progression

DSA

Count of maximum occurring subsequence using only those characters whose indices are in GP

Last Updated: 02 June 2021

Given a string S, the task is to find the count of maximum occurring subsequence P from S using only those characters whose indexes are in G ...read more

Algorithms-Dynamic Programming

frequency-counting

Geometric Progression

DSA

Find the sum of the series x(x+y) + x^2(x^2+y^2) +x^3(x^3+y^3)+ ... + x^n(x^n+y^n)

Last Updated: 30 August 2022

Given a series[Tex]x(x+y)+x^{2}(x^{2}+y^{2})+...+x^{n}(x^{n}+y^{n})[/Tex]where x, y and n take integral values. The task is to Find the sum ...read more

Mathematical

series

series-sum

Geometric Progression

1 2

1 2

1 2