Shuffle a given array

Given an array, the task is to shuffle the whole array and print it.
Example 
 

Input  (1, 2, 3, 4, 5, 6, 7}
Output  {3, 1, 6, 7, 2, 4, 5}

Input  (1, 2, 3}
Output  {3, 1, 2}

Shuffle a given array : https://www.geeksforgeeks.org/shuffle-an-array-using-stl-in-c/