#include <iostream>
#include <stdio.h>
#include <vector>
#include <string>
#include <algorithm>
#include <functional>

#define REP(i,n) for(int i=0;i<n;i++)
#define maxi(a,b) (((a) > (b)) ? (a) : (b))
#define OUTL(a) cout << (a) << endl

using namespace std;

int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);
	/********************************************************/
	int a, b;
	cin >> a >> b;
	double x = (100 - a) * 0.01;
	int ans = b / x;
	OUTL(ans);
	/********************************************************/

	return 0;
}