#include <iostream>
#include <cassert>
#include <vector>
#include <set>
#include <queue>
#include <algorithm>
#include <cstdio>
#include <cstring>
#include <map>
#include <cmath>

using namespace std;
typedef long long ll;
typedef long double R;

int main() {
    R k, s;
    cin >> k >> s;
    k = 100 - k;
    s = s * 100 / k;
    printf("%lld\n", (ll)s);
    return 0;
}