#include <algorithm>
#include <cstdio>
#include <iostream>
#include <string>
#include <vector>
#include <map>
#define rep(i,n) for (int i=0; i<n; ++i)
#define FOR(i,a,b) for (int i=a; i<b+1; ++i)
#define pb(x) push_back(x)
#define ll long long
using namespace std;

int main () {
  int k,s;
  cin >>k>>s;
  cout<< 100 * s / (100-k)<< endl;
  return 0;
}