Question

Create a python script that reads in an unknown number of positive numbers and negative numbers. These numbers are to be stored in two different collections. Once the user enters a zero value, the script will output all of the values in both collections, separately.

Sample Usage/Output:

Please enter a positive or negative number (enter a zero to end): 5

Please enter a positive or negative number (enter a zero to end): -7

Please enter a positive or negative number (enter a zero to end): 8

Please enter a positive or negative number (enter a zero to end): 9

Please enter a positive or negative number (enter a zero to end): -1

Please enter a positive or negative number (enter a zero to end): 0

Positive Values Entered: [5.0, 8.0, 9.0]

Negative Values Entered: [-7.0, -1.0]

Answer 1

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#-----------------------------OUTPUT/INPUT--------------------------------

#----------------------------------------------------------------------------------------

#initializes empty collections

positives=[]

negatives=[]

# promtps for the first number

number=float(input("Please enter a positive or negative number (enter a zero to end):"))

# loops until user enters 0

while(number!=0):

    # if the number is negative

    if(number<0):

        # adds to the collection of negatives

        negatives=negatives+[number]

    else:

        # adds to the collection of positives

        positives=positives+[number]

    #prompts the user

    number=float(input("Please enter a positive or negative number (enter a zero to end):"))

print("Positive Values Entered:",positives)

print("Negative Values Entered:",negatives)

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