import std.algorithm;
import std.array;
import std.conv;
import std.math;
import std.stdio;
import std.string;
import std.range;

int readint() {
    return readln.chomp.to!int;
}

int[] readints() {
    return readln.split.map!(to!int).array;
}

long gcd(long n, long m) {
    long r = n % m;
    while (r != 0) {
        n = m;
        m = r;
        r = n % m;
    }
    return n;
}

void main() {
    int n = readint();
    int[] xs;
    for (int i = 0; i < n; i++) {
        xs ~= readint();
    }

    long g = xs.fold!gcd;
    writeln(100 / g);
}