/**
 * Given two lists, find the intersection of the elements through list slicing and the addition assignment operator.
 *
 * @param lst1 First list.
 * @param lst2 Second list.
 * @return Intersection of the elements from the two lists.
 */
fun intersectionOfListSlicingAndAdditionAssignmentOperator(lst1: List<Int>, lst2: List<Int>): List<Int> {

    // Initialize an empty list to store the intersection
    val intersection = mutableListOf<Int>()

    // Sort the lists to ensure better efficiency during comparison
    val sortedLst1 = lst1.sorted()
    val sortedLst2 = lst2.sorted()

    // Initialize indices for the two lists
    var i = 0
    var j = 0

    // Iterate until one of the lists is exhausted
    while (i < sortedLst1.size && j < sortedLst2.size) {
        when {
            sortedLst1[i] == sortedLst2[j] -> {
                // Add the intersecting element to the intersection list
                intersection.add(sortedLst1[i])
                i++
                j++
            }
            sortedLst1[i] < sortedLst2[j] -> i++
            else -> j++
        }
    }

    return intersection
}
/**
 * Given two lists, find the intersection of the elements through list slicing and the addition assignment operator.
 *
 * @param lst1 First list.
 * @param lst2 Second list.
 * @return Intersection of the elements from the two lists.
 */
fun intersectionOfListSlicingAndAdditionAssignmentOperator(lst1: List<Int>, lst2: List<Int>): List<Int> {
/**
 * Given two lists, find the intersection of the elements through list slicing and the addition assignment operator.
 *
 * @param lst1 First list.
 * @param lst2 Second list.
 * @return Intersection of the elements from the two lists.
 */
fun intersectionOfListSlicingAndAdditionAssignmentOperator(lst1: List<Int>, lst2: List<Int>): List<Int> {

    // Initialize an empty list to store the intersection
    val intersection = mutableListOf<Int>()

    // Sort the lists to ensure better efficiency during comparison
    val sortedLst1 = lst1.sorted()
    val sortedLst2 = lst2.sorted()

    // Initialize indices for the two lists
    var i = 0
    var j = 0

    // Iterate until one of the lists is exhausted
    while (i < sortedLst1.size && j < sortedLst2.size) {
        when {
            sortedLst1[i] == sortedLst2[j] -> {
                // Add the intersecting element to the intersection list
                intersection.add(sortedLst1[i])
                i++
                j++
            }
            sortedLst1[i] < sortedLst2[j] -> i++
            else -> j++
        }
    }

    return intersection
}