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:
[-9, 97, -37]

Ex Output:
[44.0, 30.0]


Ex Input:
[68, 84, 69, -82, -48, 13, -16, -87, -62, -52, -100]

Ex Output:
[76.0, 76.5, -6.5, -65.0, -17.5, -1.5, -51.5, -74.5, -57.0, -76.0]


Ex Input:
[88, 11, -50, 93, 60, 85, 62, 76]

Ex Output:

[49.5, -19.5, 21.5, 76.5, 72.5, 73.5, 69.0]