import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int N = sc.nextInt();
        if(N==1){
            System.out.println(100);
            return;
        }
        int [] A = new int [N];
        for(int i=0; i<N; i++){
            A[i]=sc.nextInt();
        }
        int x = gcd(A[0],A[1]);
        for(int i=2; i<N; i++){
            x = gcd(x,A[i]);
            if(x==1){break;}
        }
        System.out.println(100/x);
    }
    static int gcd(int a, int b){
        while(true){
            int t = a%b;
            a=b;
            b=t;
            if(t==0){
                break;
            }
        }
        return a;
    }
}