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: [43, 0, 49, -4, -36, -1, -64, 97, -56, 93, -41, -92, -43, -39]

SOLUTION: [21.5, 24.5, 22.5, -20.0, -18.5, -32.5, 16.5, 20.5, 18.5, 26.0, -66.5, -67.5, -41.0]

PROBLEM: [70, 22, 42, -61, -38, 33, -70]

SOLUTION: [46.0, 32.0, -9.5, -49.5, -2.5, -18.5]

PROBLEM: [81, 19, 74, -20, 65, 83, 47, -79, 64]

SOLUTION:
[50.0, 46.5, 27.0, 22.5, 74.0, 65.0, -16.0, -7.5]