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: [55, -82, 13, 11, -14, 17]

Output: [-13.5, -34.5, 12.0, -1.5, 1.5]


Input: Consider Input: [-56, 30, -70]

Output: [-13.0, -20.0]


Input: Consider Input: [-17, -9, 98]


Output: [-13.0, 44.5]