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