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, 76, 12, -55, 74, 15, -81]

A: [67.0, 44.0, -21.5, 9.5, 44.5, -33.0]
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Q: [-80, -84]

A: [-82.0]
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Q: [57, -54, -31, -88, -64, 64, 15, 51, -25, 30, -3, -36, -99]

A:
[1.5, -42.5, -59.5, -76.0, 0.0, 39.5, 33.0, 13.0, 2.5, 13.5, -19.5, -67.5]
****