#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=x+s;
}
printf("%.4f",x);
return 0;
}
/**************************************************************
	Problem: 1446
	User: huanghengyi
	Language: C++
	Result: Accepted
	Time:30 ms
	Memory:2072 kb
****************************************************************/