Objects
Sum of Array Elements
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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.
Implement a min heap in Python
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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).
Adding elements in an array
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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.
Creating a Calculator Class in Python
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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.
Python Class for a Stack Data Structure
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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.
