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:
[68, 84, 69, -82, -48, 13, -16, -87, -62, -52, -100]

Ex Output:
[76.0, 76.5, -6.5, -65.0, -17.5, -1.5, -51.5, -74.5, -57.0, -76.0]


Ex Input:
[41, 85, 88, 99, -25, -32, -62, -9, -46, -89]

Ex Output:
[63.0, 86.5, 93.5, 37.0, -28.5, -47.0, -35.5, -27.5, -67.5]


Ex Input:
[37, -38]

Ex Output:

[-0.5]