#include<bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i,m,n) for(int i=m; i<n; ++i)
#define repl(i,m,n) for(ll i=m; i<n; ++i)

int main(){
    int N;
    cin >> N;
    vector<int> A(N);
    rep(i, 0, N) cin >> A[i];

    for(int ans = 1; ans <= 100; ++ans){
        bool ok = true;
        rep(i, 0, N){
            if((ans*A[i]) % 100 != 0){
                ok = false;
                break;
            }
        }
        if(ok){
            cout << ans << endl;
            return 0;
        }
    }
}