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