#include<iostream>
#include<string>
#include<algorithm>
#include<cmath>
#include<math.h>
#include<iomanip>
#include<stdio.h>
#include<cstring>
using namespace std;
 
int main(){

  int s;
  double k, ans=0;
  cin >> k >> s;

  k=100.0-k;
  k/=100.0;

  ans=(double)s/k;

  cout << (int)ans << endl;

  return 0;
}