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:
[24, -15, -59, 82, -84, 54, -33, 88, -74, 57, -22, 1]

Ex Output:
[4.5, -37.0, 11.5, -1.0, -15.0, 10.5, 27.5, 7.0, -8.5, 17.5, -10.5]


Ex Input:
[24, 45, -50, 2, -75, -84, 83, -44, 89, -50, -65, 23, 94]

Ex Output:
[34.5, -2.5, -24.0, -36.5, -79.5, -0.5, 19.5, 22.5, 19.5, -57.5, -21.0, 58.5]


Ex Input:
[-2, 18, -61, -26, -86, 78, -92, -45, 45, -15, 66]

Ex Output:

[8.0, -21.5, -43.5, -56.0, -4.0, -7.0, -68.5, 0.0, 15.0, 25.5]