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].

Ex Input:
[14, 49, -88, 85, 79, 93, -16, 66, -35, 14, 40, 38, -9]

Ex Output:
[31.5, -19.5, -1.5, 82.0, 86.0, 38.5, 25.0, 15.5, -10.5, 27.0, 39.0, 14.5]


Ex Input:
[98, -92, 94, 79, -34, 46, 9, -74, 87, -77, -14]

Ex Output:
[3.0, 1.0, 86.5, 22.5, 6.0, 27.5, -32.5, 6.5, 5.0, -45.5]


Ex Input:
[17, 29, -100, 75, -56, -97, -97, -84, -14, -43, -44]

Ex Output:

[23.0, -35.5, -12.5, 9.5, -76.5, -97.0, -90.5, -49.0, -28.5, -43.5]