#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 min = arr[0];
    for (int i = 1; i < n; i++) {
        if (arr[i] < min){
            min = arr[i];
        }
    }
    printf("%d",min);
    
    return 0;
}