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: [-61, -4, 59, 97, 77, 15, 50, -66, 99, 90, -77, 53]

Output: [-32.5, 27.5, 78.0, 87.0, 46.0, 32.5, -8.0, 16.5, 94.5, 6.5, -12.0]


Input: Consider Input: [-9, 16, 56, 44, 37, -82, -63]

Output: [3.5, 36.0, 50.0, 40.5, -22.5, -72.5]


Input: Consider Input: [-55, 42, 30, -2, 12, -38, 20, 64, -41, 55, 87]


Output: [-6.5, 36.0, 14.0, 5.0, -13.0, -9.0, 42.0, 11.5, 7.0, 71.0]