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

    else
    {
        cout<<"Invalid input";
    }
}