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: [66, 19, 5, 66, -51, 99, -81, -56, -23, -65, 57, 33, -71, -70]

SOLUTION: [42.5, 12.0, 35.5, 7.5, 24.0, 9.0, -68.5, -39.5, -44.0, -4.0, 45.0, -19.0, -70.5]

PROBLEM: [6, 36, -26, 83, 55, 84, -63, -78, 84, -35, 14, 9, 59, -14]

SOLUTION: [21.0, 5.0, 28.5, 69.0, 69.5, 10.5, -70.5, 3.0, 24.5, -10.5, 11.5, 34.0, 22.5]

PROBLEM: [27, -4, 21, -12, -81, -5, -79, 26, -49, -95, -58, -76, 68, 10]

SOLUTION:
[11.5, 8.5, 4.5, -46.5, -43.0, -42.0, -26.5, -11.5, -72.0, -76.5, -67.0, -4.0, 39.0]

