import java.io.Console; import java.util.*; public class No59 { public static void main(String[] args){ Scanner sc = new Scanner(System.in); int price = sc.nextInt(); double tax = sc.nextInt(); /* ArrayList num = new ArrayList(); Scanner sc = new Scanner(System.in); for(int i=0;i<2;i++) { num.add(sc.nextInt()) ; } */ calculate(price,tax); } public static void calculate(int a,double b) { // System.out.println(a); // System.out.println(b); System.out.println((int)(a*(1+b*0.01))); } }