#include <iostream>
using namespace std;
int main(){
    int loanAmount,timeperiod;
    float rateofintrest;
    cin>>loanAmount;
    cin>>timeperiod;
    cin>>rateofintrest;
     
    if (loanAmount<0 || rateofintrest<0 || timeperiod<0){
        cout<<"Invalid input";
        return 0;
    }
    float intrest =(loanAmount*rateofintrest*timeperiod)/100;
    int totalpayable=loanAmount + interest;
    cout<<totalpayable;
    return 0;
}