#include<iostream>
#include<algorithm>
#include<stdio.h>
#include<stdlib.h>
#include<vector>
#include<string>
#include<sstream>
using namespace std;


int main(){

  int k,s;
  cin >> k;
  cin >> s;

  cout << s* (k/(100-k) + 1) << endl;

  return 0;
}