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]: [92, 67, -53, -97, -65, -21, 0, 24, -83, 50, 17, 76, -45]
[A]: [79.5, 7.0, -75.0, -81.0, -43.0, -10.5, 12.0, -29.5, -16.5, 33.5, 46.5, 15.5]


[Q]: [58, 51, 76, 8, 35, 37, 94, -73]
[A]: [54.5, 63.5, 42.0, 21.5, 36.0, 65.5, 10.5]


[Q]: [81, 73, -63, -22]
[A]:
[77.0, 5.0, -42.5]