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].

Input: Consider Input: [-32, -39, -13]

Output: [-35.5, -26.0]


Input: Consider Input: [84, 76, -56, 90, -63, 11, -25, 44, -16, -86, -51, -87, -7, 38]

Output: [80.0, 10.0, 17.0, 13.5, -26.0, -7.0, 9.5, 14.0, -51.0, -68.5, -69.0, -47.0, 15.5]


Input: Consider Input: [31, -62, 49, -13, -30, -59, 76, 31, 40, -31, -56, -36]


Output: [-15.5, -6.5, 18.0, -21.5, -44.5, 8.5, 53.5, 35.5, 4.5, -43.5, -46.0]