#include<bits/stdc++.h>
using namespace std;
int main()
{
double x,n,s;
int j;
cin>>x>>n;
for(j=1;j<=n;j++){
	s=x/1000;
	x+=s;
}
printf("%.4f",x);
return 0;
}

/**************************************************************
	Problem: 1446
	User: zzz
	Language: C++
	Result: Accepted
	Time:13 ms
	Memory:2072 kb
****************************************************************/