/**
 * 1. Write a function that accepts a multi-dimensional container of any size and converts it into 
 *    a one dimensional associative array whose keys are strings representing their value's 
 *    path in the original container.
 * 
 * Ex Output: 
 *   [
 *      'one/two' => 3,
 *      'one/four/0' => 5,
 *      'one/four/1' => 6,
 *      'one/four/2' => 7,
 *      'eight/nine/ten' => 11
 *   ]
 */

$data = [
    'one' => [
        'two' => 3,
        'four' => [5, 6, 7]
    ],
    'eight' => [
        'nine' => [
            'ten' => 11
        ]
    ]
];