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:
[-1, 75, -1, -37, -38, -10, 70, -75, -98, 39, 37, -15, 60]

Ex Output:
[37.0, 37.0, -19.0, -37.5, -24.0, 30.0, -2.5, -86.5, -29.5, 38.0, 11.0, 22.5]


Ex Input:
[33, 46, -100, 16, 70, -36, 56, 71, -95]

Ex Output:
[39.5, -27.0, -42.0, 43.0, 17.0, 10.0, 63.5, -12.0]


Ex Input:
[44, -34, 19, -89, 5, 13, -41, -81, -49, -26, -67, 3, -13]

Ex Output:

[5.0, -7.5, -35.0, -42.0, 9.0, -14.0, -61.0, -65.0, -37.5, -46.5, -32.0, -5.0]