public static void Main()
{
var boxOfStrings = new GenericBox <int>();
int n = int.Parse(Console.ReadLine());
for (int i = 0; i < n; i++)
{
int input = int.Parse(Console.ReadLine());
boxOfStrings.Add(input);
}
int[] indexes = Console.ReadLine().Split().Select(int.Parse).ToArray();
int firstIndex = indexes[0];
int secondIndex = indexes[1];
boxOfStrings.Swap(firstIndex, secondIndex);
Console.WriteLine(boxOfStrings);
}
static void Main(string[] args)
{
int n = int.Parse(Console.ReadLine());
List <GenericBox <string> > genericList = new List <GenericBox <string> >();
for (int i = 0; i < n; i++)
{
string input = Console.ReadLine();
GenericBox <string> genericString = new GenericBox <string>(input);
genericList.Add(genericString);
}
int[] swapPositionsInfo = Console.ReadLine().Split().Select(int.Parse).ToArray();
int startIndex = swapPositionsInfo[0];
int lastIndex = swapPositionsInfo[1];
GenericBox <string> .Swap(genericList, startIndex, lastIndex);
foreach (var generic in genericList)
{
Console.WriteLine(generic);
}
}