#include<iostream>
#include<iomanip>

int main()
{
    int loanAmount;
    float rateOfInterest;
    int timePeriod;
    
    if(!(std::cin>>loanAmount>>rateOfInterest>>timePeriod))
    {
        std::cout<<"Invalid input"<<std::endl;
        return 0;
    }
    if(loanAmount<0||rateOfInterest<0||timePeriod<0)
    {
        std::cout<<"Invalid input"<<std::endl;
        return 0;
    }
    float interest=(loanAmount*rateOfInterest*timePeriod)/100.Of;
    int totalPayableAmount=static_cast<int>(loanAmount+interest);
    
    std::cout<<totalPayableAmount<<std::endl;
    
    return 0;
}