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].

Q: [58, -99]

A: [-20.5]
****
Q: [60, 91, 22, -94, -97, -3, -34, -62, -88, -42, 22, -93, -33, -19]

A: [75.5, 56.5, -36.0, -95.5, -50.0, -18.5, -48.0, -75.0, -65.0, -10.0, -35.5, -63.0, -26.0]
****
Q: [-100, 41, -68, -31, -71, -40, 77]

A:
[-29.5, -13.5, -49.5, -51.0, -55.5, 18.5]
****