Efficient Python code to convert a string to a zigzag pattern based on a given number of rows.
Available in
Coding Test
40 mins
Intermediate
1
The assessments have been meticulously developed in strict adherence to BPS (The British Psychological Society) guidelines, which are grounded in the EFPA (European Federation of psychologists’ Association) review model.
The code must convert a given string into a zigzag pattern with the number of rows specified by the user. It uses a list to store the characters in each row of the zigzag and iterates through the input string to fill the rows. The function then joins the rows together to return the final zigzag pattern. The code also includes a main function that takes user input and calls the conversion function.
In the Zigzag string conversion problem, the key algorithm skill required is the ability to manipulate indices and determine the correct order of characters to form the zigzag pattern. This involves understanding how to iterate through the input string, calculate the position of each character in the zigzag pattern, and then reconstruct the final string accordingly. This skill is important as it demonstrates proficiency in string manipulation and problem-solving, enabling programmers to efficiently solve complex string transformation problems and optimize code for better performance.
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