#include<stdio.h>
void swapMaxMin(int *arr, int n){
    int *maxPtr = arr;
    int *minPtr = arr;
    for (int i = 1; i < n; i++){
        if(*(arr + i)> *maxPtr){
            maxPtr = arr + i;
        }
        if(*(arr = i) < *minPtr){
            minPtr = arr + i;
        }
    }
    int temp = *maxPtr;
    *maxPtr = *minPtr;
    *minPtr = temp;
    int main(){
        int n;
        scanf("%d", &n);
        if (n <= 0 || n > 1000){
            printf("Invaild Input\n");
            return 0;
        }
        int arr[1000];
        for (int i = 0; i < n; i++){
            scanf("%d", &arr[i]);
            if(arr[i] < -1000 || arr[i]> 1000){
                printf("Invalid Inour\n");
                return 0;
            }
        }
        swapMaxMin(arr, n);
        for (int i = 0; i < n; i++){
            printf("%d ",arr[i]);
        }
        printf("\n");
        return 0
    }
    
}