import std.stdio;
import std.conv, std.array, std.algorithm, std.string;
import std.math, std.random, std.range, std.datetime;
import std.bigint;

void main(){
	long d, p;
	{
		long[] xs = readln.chomp.split.map!(to!long).array;
		d = xs[0], p = xs[1];
		}
	
	long ans = d + (d * p / 100);
	
	ans.writeln;
	
	}