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:
[48, 69, 7, 42, 46, -27, -58, 24, 95, 57]

Ex Output:
[58.5, 38.0, 24.5, 44.0, 9.5, -42.5, -17.0, 59.5, 76.0]


Ex Input:
[-51, -25, -51, 46, -78, 9, -14, -14, -25, 79, 56, -5]

Ex Output:
[-38.0, -38.0, -2.5, -16.0, -34.5, -2.5, -14.0, -19.5, 27.0, 67.5, 25.5]


Ex Input:
[5, -23, -97, -57, 60, 24, 38]

Ex Output:

[-9.0, -60.0, -77.0, 1.5, 42.0, 31.0]