#include <cstdio>
#include <cstdlib>
#include <cmath>

int main(void)
{
  double a,d,p;

  scanf("%lf",&d);
  scanf("%lf",&p);

  p = 0.01 * p;
  a = p * d;
  printf("%d\n",(int)(a + d));

  return 0;
}