// editor2
#include <iostream>
using namespace std;
int main()
{
    int loan,time,tot;
    float rate;
    cin>>loan;
    cin>>rate;
    cin>>time;
    if(loan <0 || rate<0 ||time<0 )
    {
        cout<<"Invalid input";
    }
   float inte = (loan * rate * time)/100;
   int tot = loan + inte;
    cout<<tot;
}