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

int main()
{
	int n = 0;
	int x = 0;
	int ans = 0;
	int zei = 0;
	scanf("%d", &n);
	scanf("%d", &x);

	zei = n * x / 100;

	printf("%d", n + zei);

	return 0;
}