#include<stdio.h>
int main() {
    int n;
    scanf("%d",&n);
    if(n<0) {
        printf("Invaid 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;
}