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:
[58, 51, 76, 8, 35, 37, 94, -73]

Ex Output:
[54.5, 63.5, 42.0, 21.5, 36.0, 65.5, 10.5]


Ex Input:
[-10, -79, -72, -24, 58, 25, 48, -12, -41, -28, 41, 23, -92, -96]

Ex Output:
[-44.5, -75.5, -48.0, 17.0, 41.5, 36.5, 18.0, -26.5, -34.5, 6.5, 32.0, -34.5, -94.0]


Ex Input:
[-18, -25, 53]

Ex Output:

[-21.5, 14.0]