as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
create an algorithm for finding out the largest number in an array of integers.
user
def find_maximum_number(numbers):
"""
given an array of integers, find and return the largest number

args:
    numbers: a list of integers

returns:
    maximum: the largest number in the given array

"""
    maximum = numbers[0]
    for number in numbers:
        if number > maximum:
            maximum = number
        
    return maximum
assistant