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:
[-84, 6, -57, -27, 56, -84, -35, -93, 88, 54, 22, -34, 45]

Ex Output:
[-39.0, -25.5, -42.0, 14.5, -14.0, -59.5, -64.0, -2.5, 71.0, 38.0, -6.0, 5.5]


Ex Input:
[72, 26, -4, 14, 32, 55, -93, 5, -61, 52, -68, 93, 27, 24, 80]

Ex Output:
[49.0, 11.0, 5.0, 23.0, 43.5, -19.0, -44.0, -28.0, -4.5, -8.0, 12.5, 60.0, 25.5, 52.0]


Ex Input:
[85, -93, 78, 97, -58, -95, 99]

Ex Output:

[-4.0, -7.5, 87.5, 19.5, -76.5, 2.0]