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: [94, 36, -77, -44, -66, -1, 63, 28, 84, 91, 4, -43, 39, -81, -73]

SOLUTION: [65.0, -20.5, -60.5, -55.0, -33.5, 31.0, 45.5, 56.0, 87.5, 47.5, -19.5, -2.0, -21.0, -77.0]

PROBLEM: [-32, 68, 89, 47, -57, -43, -91, -62, 5, -88, 77, -84, 93, -67]

SOLUTION: [18.0, 78.5, 68.0, -5.0, -50.0, -67.0, -76.5, -28.5, -41.5, -5.5, -3.5, 4.5, 13.0]

PROBLEM: [17, 77, 45, -52, -1, 95, -32, -28, 43, -36, -100, -59, 52]

SOLUTION:
[47.0, 61.0, -3.5, -26.5, 47.0, 31.5, -30.0, 7.5, 3.5, -68.0, -79.5, -3.5]

