// editor1
#include<iostream>
using namespace std;
int main(){
   int loan,timep,total;
   float intrest,roi;
   cin>>loan;
   cin>>roi;
   cin>>timep;
   if(loan>=0 && roi>= && timep>=0)
   {
       intrest=(loan*roi*timep)/100;
       total=loan+intrest;
       cout<<total;
   }
   else
   {
       cout<<"Invalid input";
   }
}