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: [-31, 39, -47]

Output: [4.0, -4.0]


Input: Consider Input: [-1, -95, 61, -8, 6, 98, 96, -32, 66, 44, -23, -90]

Output: [-48.0, -17.0, 26.5, -1.0, 52.0, 97.0, 32.0, 17.0, 55.0, 10.5, -56.5]


Input: Consider Input: [-87, -1, -56, 61, 97, -32, -44, 42, 23, 32, 68, -80, 95]


Output: [-44.0, -28.5, 2.5, 79.0, 32.5, -38.0, -1.0, 32.5, 27.5, 50.0, -6.0, 7.5]