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:
[60, -8, 34, 3, -31, -83, 13, 23, -6, 64]

Ex Output:
[26.0, 13.0, 18.5, -14.0, -57.0, -35.0, 18.0, 8.5, 29.0]


Ex Input:
[-38, 74, -68, -95, -2, -19, 29, 63, 11, 95, 82, -57, -50, -12]

Ex Output:
[18.0, 3.0, -81.5, -48.5, -10.5, 5.0, 46.0, 37.0, 53.0, 88.5, 12.5, -53.5, -31.0]


Ex Input:
[23, -98, 41, 85, 65, 71, -1, 77]

Ex Output:

[-37.5, -28.5, 63.0, 75.0, 68.0, 35.0, 38.0]