#include <iostream>
using namespace std;

int main(){
    int loansAmount;
    float rateofIntrest;
    int timePeriod;
    if(!cin>>loanamount>>rateofIntrest>>timePeriod){
        return 0;
    }
    if(loanAmount < 0 || rateofIntrest < 0 || timeperiod <0){
        cout<<"Invalid input"<<endl;
    }
    else{
        double intrest = (loanAmount * rateofIntrest * timePeriod) / 100.0;
        double totalPayable = loanAmount + intrest;
        cout<<(long long)totalPayable<<endl;
    }
    return 0;
    
    }