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:
[6, 14, 78, 45, -59, -79, -72, 35, 72, 100, -7, -76, -75]

Ex Output:
[10.0, 46.0, 61.5, -7.0, -69.0, -75.5, -18.5, 53.5, 86.0, 46.5, -41.5, -75.5]


Ex Input:
[-37, 89]

Ex Output:
[26.0]


Ex Input:
[-89, 82, 0, 11, -77, 27, 61, -89, -53]

Ex Output:

[-3.5, 41.0, 5.5, -33.0, -25.0, 44.0, -14.0, -71.0]