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

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


Input: Consider Input: [-31, 21, -23]

Output: [-5.0, -1.0]


Input: Consider Input: [12, -57, 9, 1, 26, -51, 83]


Output: [-22.5, -24.0, 5.0, 13.5, -12.5, 16.0]