Method Resolution Order :Method Resolution Order(MRO) it denotes the way a programming language resolves a method or attribute. Python supports classes inheriting from other classes. The class being inherited is called the Parent or Superclass, while the class that inherits is called the Child or Subclass. In python, method resolution order defines the order in […]

## Minimum removals in a number to be divisible by 10 power raised to K

Given two positive integers N and K. Find the minimum number of digits that can be removed from the number N such that after removals the number is divisible by 10K or print -1 if it is impossible. Examples: Input : N = 10904025, K = 2 Output : 3 Explanation : We can […]

## Finding Mean, Median, Mode in Python without libraries

In this article, we will learn how to calculate Mean, Median and Mode with Python without using external libraries. Mean : The mean is the average of all numbers and is sometimes called the arithmetic mean. This code calculates Mean or Average of a list containing numbers: n_num = [1, 2, 3, 4, 5] […]