import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class No00000169_Main {

	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int k = Integer.parseInt(br.readLine());
		int s = Integer.parseInt(br.readLine());
		System.out.println((100 * s) / (100 - k));
	}
}