In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].

Ex Input:
[49, 14, 6, 65, 88, 7, 94, -1, 26, 50, 65]

Ex Output:
[31.5, 10.0, 35.5, 76.5, 47.5, 50.5, 46.5, 12.5, 38.0, 57.5]


Ex Input:
[-23, 69, -75]

Ex Output:
[23.0, -3.0]


Ex Input:
[-89, -49, 24, 9, -54, -98, -3, -11, -59, 6, -16, -67]

Ex Output:

[-69.0, -12.5, 16.5, -22.5, -76.0, -50.5, -7.0, -35.0, -26.5, -5.0, -41.5]