#include <math.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <limits.h>
#include <stdbool.h>

int main(){
    int n,height_i; 
    scanf("%d",&n);
    int *height = malloc(sizeof(int) * n);
    for(height_i = 0; height_i < n; height_i++){
       scanf("%d",&height[height_i]);
    }
    printf("%d\n",height[1]);
    return 0;
}