#include <cstdio>
#include <utility>

int gcd(int m, int n) {
    while (n) std::swap(m %= n, n);
    return m;
}

int main() {
    int n;
    scanf("%d", &n);
    
    int g = 100;
    for (int i = 0; i < n; ++i) {
        int a;
        scanf("%d", &a);
        g = gcd(g, a);
    }
    printf("%d\n", 100/g);
}