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:
[-10, -49, -49, 14, 92, 63, -10, 73]

Ex Output:
[-29.5, -49.0, -17.5, 53.0, 77.5, 26.5, 31.5]


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:
[70, -44, 76, 73, 39]

Ex Output:

[13.0, 16.0, 74.5, 56.0]