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:
[40, 71, -1, -56, -2, 41, 15, -55, -62, 64, 100]

Ex Output:
[55.5, 35.0, -28.5, -29.0, 19.5, 28.0, -20.0, -58.5, 1.0, 82.0]


Ex Input:
[-25, -64, 85, -23, 64, -74, -66, -15, -8, -59]

Ex Output:
[-44.5, 10.5, 31.0, 20.5, -5.0, -70.0, -40.5, -11.5, -33.5]


Ex Input:
[-10, -55, 73, -92, -19, -91, -61, -35, -72, 13]

Ex Output:

[-32.5, 9.0, -9.5, -55.5, -55.0, -76.0, -48.0, -53.5, -29.5]