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: [76, 77, 36, 41]

Output: [76.5, 56.5, 38.5]


Input: Consider Input: [-81, -11, -100, 66, 29, 28, 31, -36]

Output: [-46.0, -55.5, -17.0, 47.5, 28.5, 29.5, -2.5]


Input: Consider Input: [9, 30]


Output: [19.5]