PYTHON 3.X

enter a list of positive numbers (terminate by 0) into an array. Without using a sort find the largest number in the array, and output the result. Create and use:

a function to input the numbers and make sure they are integers,

a function to find the largest number (write your own function, don't use the python max or sort functions), and

a function to output the result.

example Interaction (the red text is not part of the output):

Please input a list of integers. To finish entering the integers, input a "0" for the value. Please input an integer < 0 to finish >: 4 Please input an integer < 0 to finish >: 6 Please input an integer < 0 to finish >: 54 Please input an integer < 0 to finish >: 87 Please input an integer < 0 to finish >: 12 Please input an integer < 0 to finish >: 1.5 (NOTE: not a valid input) I was expecting an integer number, please try again... Please input an integer < 0 to finish >: 8 Please input an integer < 0 to finish >: asdf (NOTE: not a valid input) I was expecting an integer number, please try again... Please input an integer < 0 to finish >: 98 Please input an integer < 0 to finish >: 0 The maximum value is: 98