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:
[-17, -67, -20, -30, 91, 51, -35, -90, 6, 93, -32, -97, 98, -11]

Ex Output:
[-42.0, -43.5, -25.0, 30.5, 71.0, 8.0, -62.5, -42.0, 49.5, 30.5, -64.5, 0.5, 43.5]


Ex Input:
[6, 62, 16, -93, 69, -1]

Ex Output:
[34.0, 39.0, -38.5, -12.0, 34.0]


Ex Input:
[76, -96, -14, 34, -71, 42]

Ex Output:

[-10.0, -55.0, 10.0, -18.5, -14.5]