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:
[63, 44, -32, 39, -3, 79, 76, -74, 57, -73, -42]

Ex Output:
[53.5, 6.0, 3.5, 18.0, 38.0, 77.5, 1.0, -8.5, -8.0, -57.5]


Ex Input:
[-19, 65, -60, 12, 46, -65, -10]

Ex Output:
[23.0, 2.5, -24.0, 29.0, -9.5, -37.5]


Ex Input:
[47, -97, -70, -1, -26, 90, 86, -44, 26, -62, -18, 4, 34, 93]

Ex Output:

[-25.0, -83.5, -35.5, -13.5, 32.0, 88.0, 21.0, -9.0, -18.0, -40.0, -7.0, 19.0, 63.5]