import java.io.*;

// 処理
class Process {
    private int K;
    private int S;

    Process(int K, int S) {
        this.K = K;
        this.S = S;
    }

    int getResult() {
        return (int)((100.0 * S) / (100 - K));
    }
}

public class Main {
    public static void main(String[] args) throws IOException {
        var bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        var printWriter    = new PrintWriter(new BufferedWriter(new OutputStreamWriter(System.out)));

        // 入力
        int K = Integer.parseInt(bufferedReader.readLine().trim());

        int S = Integer.parseInt(bufferedReader.readLine().trim());

        // 出力
        printWriter.println((new Process(K, S)).getResult());

        bufferedReader.close();
        printWriter.close();
    }
}