/**
 * Given two sets and an index, this function updates the intersection of the two sets
 * by replacing an element at the specified index with a new element.
 *
 * @param set1 The first set (represented as a list).
 * @param set2 The second set (represented as a list).
 * @param index The index of the element to be replaced.
 * @param element The new element to replace at the specified index.
 * @return The updated intersection of the two sets.
 *
 * Example:
 * val set1 = listOf(1, 2, 3, 4, 5)
 * val set2 = listOf(4, 5, 6, 7, 8)
 * val index = 2
 * val element = 9
 * updateIntersection(set1, set2, index, element) => [1, 2, 9, 4, 5]
 */
fun updateIntersection(set1: List<Int>, set2: List<Int>, index: Int, element: Int): List<Int> {

    // Find the intersection of the two sets
    val intersection = (set1.toSet() intersect set2.toSet()).toMutableList()

    // Update the element at the specified index
    intersection[index] = element

    return intersection
}
/**
 * Given two sets and an index, this function updates the intersection of the two sets
 * by replacing an element at the specified index with a new element.
 *
 * @param set1 The first set (represented as a list).
 * @param set2 The second set (represented as a list).
 * @param index The index of the element to be replaced.
 * @param element The new element to replace at the specified index.
 * @return The updated intersection of the two sets.
 *
 * Example:
 * val set1 = listOf(1, 2, 3, 4, 5)
 * val set2 = listOf(4, 5, 6, 7, 8)
 * val index = 2
 * val element = 9
 * updateIntersection(set1, set2, index, element) => [1, 2, 9, 4, 5]
 */
fun updateIntersection(set1: List<Int>, set2: List<Int>, index: Int, element: Int): List<Int> {
/**
 * Given two sets and an index, this function updates the intersection of the two sets
 * by replacing an element at the specified index with a new element.
 *
 * @param set1 The first set (represented as a list).
 * @param set2 The second set (represented as a list).
 * @param index The index of the element to be replaced.
 * @param element The new element to replace at the specified index.
 * @return The updated intersection of the two sets.
 *
 * Example:
 * val set1 = listOf(1, 2, 3, 4, 5)
 * val set2 = listOf(4, 5, 6, 7, 8)
 * val index = 2
 * val element = 9
 * updateIntersection(set1, set2, index, element) => [1, 2, 9, 4, 5]
 */
fun updateIntersection(set1: List<Int>, set2: List<Int>, index: Int, element: Int): List<Int> {

    // Find the intersection of the two sets
    val intersection = (set1.toSet() intersect set2.toSet()).toMutableList()

    // Update the element at the specified index
    intersection[index] = element

    return intersection
}