TASK DEFINITION: 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].
PROBLEM: [57, -42, 24, 40, 59, 88, -75, -11, 9, -56, -92, -80]

SOLUTION: [7.5, -9.0, 32.0, 49.5, 73.5, 6.5, -43.0, -1.0, -23.5, -74.0, -86.0]

PROBLEM: [-44, -27, 29, 71, 76, 17, -66, -81]

SOLUTION: [-35.5, 1.0, 50.0, 73.5, 46.5, -24.5, -73.5]

PROBLEM: [26, -89, 80, -42, -51, -51, -44, 63, 100, 33, -31, -72, -42, -28, 33]

SOLUTION:
[-31.5, -4.5, 19.0, -46.5, -51.0, -47.5, 9.5, 81.5, 66.5, 1.0, -51.5, -57.0, -35.0, 2.5]