total = 0
count = 0
num = input("Enter a number (or 'stop' to stop): ")

while num != 'stop':
    num = float(num)
    total += num #accumulator variable
    count += 1
    num = input("Enter a number (or 'stop' to stop): ")

print("count = ", count)
if count == 0:
    print("No numbers entered, so no average.")
else:
    avg = total / count
    print("The average of the numbers you entered is:", avg)