#include<iostream>
#include<string>
#include<algorithm>
#include<cctype>
#include<set>
#include<bitset>
#include<math.h>
#include<map>
#include<queue>
#include<iomanip>
using namespace std;

int main(){
    int k, s;
    cin >> k >> s;
    cout << fixed << setprecision(0) << s/(1 - k/100.) << endl;
}