listOfNumbers = [1,2,3]
averagesOfNumbers = [0,0,0]

for i in range(len(listOfNumbers)-1):
    averagesOfNumbers[i] = (listOfNumbers[i] + listOfNumbers[i+1]) / 2

list_of_numbers = [1, 2, 3]
averages_of_numbers = [0, 0, 0]

for i in range(0, 2): # this will take indexes 0 and 1
    averages_of_numbers[i] = (list_of_numbers[i] + list_of_numbers[i+1]) / 2

print(averages_of_numbers)

list=[1,2,3]
avg=[0]*len(list)
for i in range(len(list)-1):
    avg[i]=(list[i]+list[i+1])/2
print(avg)

listOfNumbers = [1,2,3]
averagesOfNumbers = [0,0,0]

# In Python, we start counting from 0.
# So, 2 means 0,1,2 and in total, that
# is 3 numbers.
for i in range(2):
    averagesOfNumbers [i] = (listOfNumbers [i] + listOfNumbers[i + 1])/2

print(averagesOfNumbers)