2023-01-21

Write a Python function that validates a user input to be N digits separated by N-1 commas.

def check_input_format(user_input): if not user_input: return False if not user_input[0].isnumeric() or not user_input[-1].isnumeric(): return False try: input_list = user_input.split(“,”) input_list = [int(x) for x in input_list] except ValueError: return False if len(input_list) != len(set(input_list)): return False return True The check_input_format(user_input) function takes in a user’s input as a string, and checks if it follows the […]

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2023-01-21

What’s a typical or similar contest question of the annual event of IOI?

The International Informatics Olympiad (IOI) is a programming competition, so the questions typically involve solving a problem using a computer program. The problems can be quite diverse, but they are designed to test a student’s ability to think algorithmically and to write efficient and correct code. Examples of typical IOI questions include: Implementing a specific […]

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2023-01-21

What’s the International Informatics Olympiad (IOI)?

The International Informatics Olympiad (IOI) is an annual international programming competition for high school students. The competition is organized by the International Olympiad in Informatics (IOI) organization, which is made up of representatives from member countries. Many countries participate in the IOI, including but not limited to: China, Russia, Poland, United States, Turkey, Iran, Romania, […]

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2023-01-21

What’s Robotic Process Automation (RPA)?

RPA (Robotic Process Automation) is a technology that allows businesses to automate repetitive, rule-based tasks that are typically performed by humans. It has become increasingly popular in recent years as a cost-effective way to improve efficiency, reduce errors, and increase productivity. Many experts believe that RPA will continue to be a promising area in the […]

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2023-01-21

What’s overloading in OOP anyway? An example with C++.

In object-oriented programming (OOP), overloading refers to the ability of a class or its member functions to have multiple implementations with different parameters. An example of overloading in C++ would be a class called “Calculator” that has several different versions of a function called “add”: class Calculator { public:     int add(int a, int b);     double […]

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