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:
[92, 67, -53, -97, -65, -21, 0, 24, -83, 50, 17, 76, -45]

Ex Output:
[79.5, 7.0, -75.0, -81.0, -43.0, -10.5, 12.0, -29.5, -16.5, 33.5, 46.5, 15.5]


Ex Input:
[1, -64, 72, 62, -38, 29, -93, 75, -71, 49, -41, 33, 73]

Ex Output:
[-31.5, 4.0, 67.0, 12.0, -4.5, -32.0, -9.0, 2.0, -11.0, 4.0, -4.0, 53.0]


Ex Input:
[70, -79, 88, -11, -5, 34, -89, -62, -48]

Ex Output:

[-4.5, 4.5, 38.5, -8.0, 14.5, -27.5, -75.5, -55.0]