'''
Created on Sep 27, 2016

@author: Susan
'''

# def biggest(numbers):
#     max = numbers[0]
#     for num in numbers:
#         if num > max:
#             max = num
#     return num   # error here, wrong return value

def biggest(numbers):
    max = numbers[0]
    for num in numbers:
        if num > max:
            max = num
    return max


if __name__ == '__main__':
    print biggest([7,8,3,2,9,4,1])
    
    print biggest(["turtle","apple","banana", "Ape", "Zebra"])