#include <iostream>		//cin, cout
#include <vector>		//vector
#include <algorithm>	//sort,min,max,count
#include <string>		//string,getline, to_string

using namespace std;

int main() {

	int D, P;
	cin >> D >> P;

	int temp = D * P / 100;

	cout << D + temp << endl;

	return 0;

}