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:
[-80, -84]

Ex Output:
[-82.0]


Ex Input:
[37, 34, -76, -78, -28, 59, 6, -95, 19, 27, 62, 23, 41, 13]

Ex Output:
[35.5, -21.0, -77.0, -53.0, 15.5, 32.5, -44.5, -38.0, 23.0, 44.5, 42.5, 32.0, 27.0]


Ex Input:
[48, 83, 77, -17, 0, -45, 92, -2, -68, 29, -45, 70, 26, 34]

Ex Output:

[65.5, 80.0, 30.0, -8.5, -22.5, 23.5, 45.0, -35.0, -19.5, -8.0, 12.5, 48.0, 30.0]