#include<iostream>
#include<iomanip>
#include<string>
using namespace std;
int main(){
    long long loanAmount;
    float interestRate;
    int timePeriod;
    if(!(std::cin>>loanAmount>>interestRate>>timePeriod)){
        return 1;
    }
    if(loanAmount<0 || interestRate<0 || timePeriod<0){
        std::cout<<"Invalid input" <<std::endl;
        return 0;
    }
    long double interest =(static_cast<long double>(loanAmount)*interestRate*timePeriod)/100.0;
    long long totalPayableAmount=static_cast<long long>(loanAmount + interset);
    std::cout<<totalPayableAmount<<std::endl;
    return 0;
}