#include<bits/stdc++.h>
using namespace std;

const long long INF = 1LL << 60;
#define MOD 1000000007;

typedef long long ll;

#define writeln(n) cout<<n<<endl;
#define rep(i,n) for(int i=0; i<n; i++);

typedef pair<float, float> P;

typedef pair<string, int> Psi;

int main() {

	int d,p;
	cin>>d>>p;


	writeln(d+(d*p)/100);

}