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How to solve undefined reference to `pow' in C language?

Last Updated: 23 July 2025

When compiling a C program that uses the pow function, you might encounter the following error message:undefined reference to `pow'Why Does undefined reference to `pow' er...read more

C Language

maths-power

Find operations for Array Divisibility by Power of 2

Last Updated: 26 April 2023

Given an array of size n, the task is to find the minimum number of operations required in the array such that the product of all array elements is divisible by nth power ...read more

Check if there exists some positive integers X and Y such that P^X is equal to Q^Y

Last Updated: 19 October 2022

Given two integers P and Q, the task is to check whether a pair (P, Q) is equal or not, and a pair is said to be equal if there exist some positive integers X and Y such t...read more

Mathematical

DSA

maths-power

Minimize steps to create given Array by adding powers of 2

Last Updated: 23 July 2025

Given an array A[] having N positive integers, the task is to find the minimum number of steps to build this array from an initial array of size N having all 0s following ...read more

DSA

maths-power

Maximum number of times N can be divided by distinct powers of prime integers

Last Updated: 23 July 2025

Given an integer N, the task is to calculate the maximum number of times N can be divided by an integer K, where K is a power of a prime integer and the value of K is alwa...read more

Compare given two powers of 10

Last Updated: 23 July 2025

Given 4 integers A, B, Z1, and Z2. The task is to compare A*10Z1 and B*10Z2.Examples:Input: A = 19, Z1 = 2, B = 20, Z2 = 1Output: A BExplanation:A can be written as 1900B...read more

Highest power of a number that divides other number | Set - 2

Last Updated: 23 July 2025

Given two numbers N and M(M 1), the task is to find the highest power of M that divides N.Examples:Input: N = 12, M = 2Output: 2Explanation: The powers of 2 which divide ...read more

Minimize operations to convert N to a power of K by removing or appending any digit

Last Updated: 23 July 2025

Given a number N, the task is to find the minimum number of operations to convert the given integer into any power of K where at each operation either any of the digits ca...read more

Find sum of all odd perfect squares in the range [L, R]

Last Updated: 10 December 2021

Given two integers L and R. The task is to find the sum of all the odd numbers which are perfect square in the range [L, R].Examples:Input: L = 1, R = 9Output: 10Explanati...read more

Print all characters of string whose frequency is a power of K

Last Updated: 23 July 2025

Given string str of size N, the task is to print the characters of string whose frequency is a power of K in a lexicographically sorted order.Examples:Input: str = "aaacbb...read more

Find the power of K nearest to N

Last Updated: 29 October 2023

Given two integers N K. The task is to find the nearest power of K for the integer N. If there are two nearest powers, consider the larger one.Examples:Input: N = 5, K = ...read more

Mathematical

DSA

maths-power

Express 2^N in exactly N+1 powers of 2

Last Updated: 29 December 2022

Given a positive integer N, the task is to express 2^N in the sum of powers of 2 and in exactly N+1 terms. Print those N+1 terms.Example:Input: N = 4Output: 1 1 2 4 8Expla...read more

Check if a number N can be represented as a sum of multiples of 3, 5, and 7

Last Updated: 23 July 2025

Given a non-negative integer N, the task is to check if that integer can be represented as a summation of multiples of 3, 5, and 7, and print their respective values. If t...read more

DSA

maths-power

Find Kth number that can be written as sum of different powers of N

Last Updated: 23 July 2025

Given two positive integers N and K. The task is to find the Kth number that can be written as the sum of different non-negative powers of N.Examples:Input: N = 3, K = 4Ou...read more

Count of elements that are Kth powers of their indices in given Array

Last Updated: 23 July 2025

Given an array arr[] with N non-negative integers, the task is to find the number of elements that are Kth powers of their indices, where K is a non-negative number.arr[i]...read more

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