## Objects

##### Sum of Array Elements

This problem asks you to write a function that takes an array of integers and returns the sum of the array's elements. For example, given the input [1, 2, 3, 4 , 5], the function should return 15.

197
Nov 20
##### Implement a min heap in Python

Implement a min heap in Python by creating a Python class with the following methods: insert(self, val), remove_min(self), and peek_min(self).

209
Nov 20
##### Adding elements in an array

This technical problem deals with adding elements in an array. Given an array of integers, the function should return the sum of the elements in the array.

194
Nov 20
##### Creating a Calculator Class in Python

This technical problem explains how to create a calculator class in Python that can perform addition, subtraction, multiplication, and division operations. The calculator takes two operands (numbers) and an operator as input, and returns the result of the operation.

201
Nov 19
##### Python Class for a Stack Data Structure

This technical problem deals with implementing a stack data structure in Python using a class. The class should have two methods: push, which adds an item to the top of the stack, and pop , which removes and returns the top item from the stack. If the stack is empty, pop should raise an IndexError.

201
Nov 13