// editor5
#include <stdio.h>
int main()
    {
        int n; 
        scanf("%d", &n);
    
    if (n <= 0)
    {
        printf("Invalid input ");
        return 0;
    }
    int arr[n]; 
    for (int i = 0; i < n; i++)
    {
        scanf("%d", &arr[i]);
    }
    int minIndex = 0; maxIndex = 0; 
    for (int i = 1; i < n; i++)
    {
        if (arr[i] < arr[minIndex])
        {
            minIndex = i;
        }
        if (arr[i] > arr[maxIndex])
        {
            maxIndex = i;
        }
    }
        int temp = arr[minIndex];
        arr[minIndex] = arr[maxIndex];
        arr[maxIndex] = temp;
        for (int i = 0; i <n; i++)
        {
            printf("%d", arr[i]);
        }
        return 0;
    }