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:
[36, 29, -68, 61, 3, 6, -24, 58, 28, -86, -37, 32]

Ex Output:
[32.5, -19.5, -3.5, 32.0, 4.5, -9.0, 17.0, 43.0, -29.0, -61.5, -2.5]


Ex Input:
[31, -62, 49, -13, -30, -59, 76, 31, 40, -31, -56, -36]

Ex Output:
[-15.5, -6.5, 18.0, -21.5, -44.5, 8.5, 53.5, 35.5, 4.5, -43.5, -46.0]


Ex Input:
[-58, -34, -51, 95, -36, -78, 99, 29, 29]

Ex Output:

[-46.0, -42.5, 22.0, 29.5, -57.0, 10.5, 64.0, 29.0]