#include <stdio.h>
#include <bits/stdc++.h>
#include <atcoder/all>
using namespace atcoder;
using mint = modint998244353;
using namespace std;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf 2000000000



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