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:
[33, -16, -82, -16, -60]

Ex Output:
[8.5, -49.0, -49.0, -38.0]


Ex Input:
[66, 78, -55, 77, -81, -61, 2, -92, 59, -99, 16]

Ex Output:
[72.0, 11.5, 11.0, -2.0, -71.0, -29.5, -45.0, -16.5, -20.0, -41.5]


Ex Input:
[67, 45, 59, -50, -28, -70, -84, 69, 72, 53]

Ex Output:

[56.0, 52.0, 4.5, -39.0, -49.0, -77.0, -7.5, 70.5, 62.5]