#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <math.h>

int main()
{
	double k = 0;
	double s = 0;
	double ans = 0;

	scanf("%lf", &k);
	scanf("%lf", &s);
	k = 100 - k;
	ans = s / (k / 100);
	ans = floor(ans);

	printf("%.0lf\n", ans);

	return 0;
}