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:
[44, -69, 2, -20, -20]

Ex Output:
[-12.5, -33.5, -9.0, -20.0]


Ex Input:
[-2, 12, 55, -100, 82, 53, 13, 62, -93, -8, -25, -15, 92]

Ex Output:
[5.0, 33.5, -22.5, -9.0, 67.5, 33.0, 37.5, -15.5, -50.5, -16.5, -20.0, 38.5]


Ex Input:
[52, -5, -10, -77, -79, 25, -10, -84, -9, -28, -15, -52]

Ex Output:

[23.5, -7.5, -43.5, -78.0, -27.0, 7.5, -47.0, -46.5, -18.5, -21.5, -33.5]