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: [82, -37, 81]

SOLUTION: [22.5, 22.0]

PROBLEM: [18, -97, -66, -82, -74, 44, 15, 1, 79, -3]

SOLUTION: [-39.5, -81.5, -74.0, -78.0, -15.0, 29.5, 8.0, 40.0, 38.0]

PROBLEM: [-39, -64, 44, -29, -100, 71, 19, 43, 91, 41, -61, 9, -91, 19]

SOLUTION:
[-51.5, -10.0, 7.5, -64.5, -14.5, 45.0, 31.0, 67.0, 66.0, -10.0, -26.0, -41.0, -36.0]