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NEET Exam Biology : Full Study Material and Syllabus

Last Updated: 23 July 2025

NEET Biology Syllabus and Study Material: NEET commonly refers to the National Eligibility cum Entrance Test in India. NEET is a national-level entrance examination for st...read more

Volkswagen IT Services

Find sum of N terms of the series 3^3 - 2^3, 5^3 - 4^3, 7^3 - 6^3, ...

Last Updated: 16 August 2022

Given a positive integer N, the task is to find the sum upto Nth term of the series:33 - 23, 53 - 43, 73 - 63, ...., till N termsExamples:Input: N = 10Output: 4960Input: N...read more

Find sum of first N terms of the series 5, 11, 19, 29, 41, . . .

Last Updated: 12 July 2022

Given an integer N. The task is to find the sum of the first N terms of the series 5, 11, 19, 29, 41, . . . till Nth term.Examples:Input: N = 5Output: 105Explanation: 5 + ...read more

Find the sum of the series 1+(1+2)/2+(1+2+3)/3+... till N terms

Last Updated: 12 July 2022

Given a number N, the task is to find the sum of the below series till N terms.1+(1+2)/2+(1+2+3)/3+... till N termsExamples:Input: N = 3Output: 4.5Input: N = 4Output: 7App...read more

Find sum of series 1^3+1^2+1+2^3+2^2+2+3^3+3^2+3+... till 3N terms

Last Updated: 22 March 2023

Given a number N, the task is to find the sum of the below series till 3N terms.1^3+1^2+1+2^3+2^2+2+3^3+3^2+3+... till 3N termsExamples:Input: N = 2Output: 17Input: N = 3O...read more

Find the sum of n terms of the series 12, 105, 1008, 10011, ...

Last Updated: 16 August 2022

Given a positive integer n. Find the sum of the first n term of the series12, 105, 1008, 10011, .....Examples:Input: n = 4Output: 11136Input: n = 7Output: 11111187Approach...read more

Find the sum of N terms of the series 12, 14, 24, 58, 164, ...

Last Updated: 16 August 2022

Given a positive integer, N. Find the sum of the first N term of the series 12, 14, 24, 58, 164, .....Examples:Input: N = 5Output: 272Input: N = 3Output: 50Approach:The se...read more

Calculate the sum of sum of numbers in range L to R

Last Updated: 27 March 2023

Given two numbers L and R. The task is to find the sum of numbers in the range L to R.Examples:Input: L = 3, R = 6Output: 40Explanation: 3 + 3+4 + 3+4+5 + 3+4+5+6 = 40Inpu...read more

Find sum of factorials till N factorial (1! + 2! + 3! + ... + N!)

Last Updated: 29 February 2024

Given a positive integer N. The task is to compute the sum of factorial from 1! to N!, 1! + 2! + 3! + ... + N!.Examples:Input: N = 5Output: 153Explanation: 1! + 2! + 3! + ...read more

Find the sum of n terms of the series 1 , 2a , 3a2 , 4a3 , 5a4 , ...

Last Updated: 30 August 2022

Given a series .1, 2a, 3a^{2}, 4a^{3}, 5a^{4},.....and the value of a. Find the sum of the first n term of the series.Examples:Input: a = 3, n = 4Output: 142Input: a = 5, ...read more

Sum of an Infinite Geometric Progression ( GP )

Last Updated: 23 July 2025

Given two integers A and R, representing the first term and the common ratio of a geometric sequence, the task is to find the sum of the infinite geometric series formed b...read more

Geometric Progression

Sequence and Series

Program to calculate sum of an Infinite Arithmetic-Geometric Sequence

Last Updated: 23 July 2025

Given three integers A, D, and R representing the first term, common difference, and common ratio of an infinite Arithmetic-Geometric Progression, the task is to find the ...read more

Geometric Progression

Arithmetic Progressions

Count Arithmetic Progressions having sum S and common difference equal to D

Last Updated: 23 July 2025

Given two integers S and D, the task is to count the number of Arithmetic Progressions possible with sum S and common difference D.Examples:Input: S = 12, D = 1Output: 4Ex...read more

DSA

series

series-sum

Arithmetic Progressions

Sequence and Series

Sum of the first N terms of XOR Fibonacci series

Last Updated: 23 July 2025

Given three positive integers A, B, and N where A and B are the first two terms of the XOR Fibonacci series, the task is to find the sum of the first N terms of XOR Fibona...read more

Count all possible unique sum of series K, K+1, K+2, K+3, K+4, ..., K+N

Last Updated: 23 November 2022

Given a number N and for any number K for a series formed as K, K + 1, K + 2, K + 3, K + 4, ......., K + N. The task is to find the number of unique sums that can be obtai...read more

DSA

series-sum

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