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: [67, 45, 59, -50, -28, -70, -84, 69, 72, 53]

Output: [56.0, 52.0, 4.5, -39.0, -49.0, -77.0, -7.5, 70.5, 62.5]


Input: Consider Input: [36, -61, 50, 72, 12, 9]

Output: [-12.5, -5.5, 61.0, 42.0, 10.5]


Input: Consider Input: [26, 34, -77, 28, 84, -74, 42, 4]


Output: [30.0, -21.5, -24.5, 56.0, 5.0, -16.0, 23.0]