/**
 * This function takes a list of integers as input and checks if there is a possibility of an infinite loop while iterating through the list using the 'in' operator.
 *
 * @param lst A list of integers.
 * @return True if there is a possibility of an infinite loop, False otherwise.
 */
fun checkInfiniteLoop(lst: MutableList<Int>): Boolean {

    // Sort the list in ascending order
    lst.sort()

    // Initialize variables
    var startIndex = 0
    var endIndex = lst.size - 1

    while (startIndex <= endIndex) {
        val middleIndex = (startIndex + endIndex) / 2

        if (lst[middleIndex] in lst.subList(startIndex, middleIndex)) { // Check if any element before middleIndex is equal to lst[middleIndex]
            return true
        } else if (lst[middleIndex] in lst.subList(middleIndex + 1, endIndex + 1)) { // Check if any element after middleIndex is equal to lst[middleIndex]
            return true
        } else if (lst[middleIndex] == lst[startIndex] && lst[middleIndex] == lst[middleIndex + 1]) { // Check if all elements between startIndex and middleIndex are equal to lst[middleIndex]
            return true
        }
    }
    return false
}
/**
 * This function takes a list of integers as input and checks if there is a possibility of an infinite loop while iterating through the list using the 'in' operator.
 *
 * @param lst A list of integers.
 * @return True if there is a possibility of an infinite loop, False otherwise.
 */
fun checkInfiniteLoop(lst: MutableList<Int>): Boolean {
/**
 * This function takes a list of integers as input and checks if there is a possibility of an infinite loop while iterating through the list using the 'in' operator.
 *
 * @param lst A list of integers.
 * @return True if there is a possibility of an infinite loop, False otherwise.
 */
fun checkInfiniteLoop(lst: MutableList<Int>): Boolean {

    // Sort the list in ascending order
    lst.sort()

    // Initialize variables
    var startIndex = 0
    var endIndex = lst.size - 1

    while (startIndex <= endIndex) {
        val middleIndex = (startIndex + endIndex) / 2

        if (lst[middleIndex] in lst.subList(startIndex, middleIndex)) { // Check if any element before middleIndex is equal to lst[middleIndex]
            return true
        } else if (lst[middleIndex] in lst.subList(middleIndex + 1, endIndex + 1)) { // Check if any element after middleIndex is equal to lst[middleIndex]
            return true
        } else if (lst[middleIndex] == lst[startIndex] && lst[middleIndex] == lst[middleIndex + 1]) { // Check if all elements between startIndex and middleIndex are equal to lst[middleIndex]
            return true
        }
    }
    return false
}