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: [49, -66]

Output: [-8.5]


Input: Consider Input: [-89, 95, -83, 98, -5, -89, -24]

Output: [3.0, 6.0, 7.5, 46.5, -47.0, -56.5]


Input: Consider Input: [37, -72, -58, 76, -91, -51, 85]


Output: [-17.5, -65.0, 9.0, -7.5, -71.0, 17.0]