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: [21, 0, 32, 60, 36, -98, -33, 36, 23]

Output: [10.5, 16.0, 46.0, 48.0, -31.0, -65.5, 1.5, 29.5]


Input: Consider Input: [61, -99, -96]

Output: [-19.0, -97.5]


Input: Consider Input: [99, 0, -45, 100, -14, 67, 79, 32, -15, -78]


Output: [49.5, -22.5, 27.5, 43.0, 26.5, 73.0, 55.5, 8.5, -46.5]