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]: [-45, -84, 35, 40]
[A]: [-64.5, -24.5, 37.5]


[Q]: [-37, 76, -35, 6, -72, 89, -100, -9, -81, 73, 90, -20]
[A]: [19.5, 20.5, -14.5, -33.0, 8.5, -5.5, -54.5, -45.0, -4.0, 81.5, 35.0]


[Q]: [-75, 8, -85, 17, 43, -54, 18, 78, 53, -58, 37, -96, 66]
[A]:
[-33.5, -38.5, -34.0, 30.0, -5.5, -18.0, 48.0, 65.5, -2.5, -10.5, -29.5, -15.0]