#include<iostream>
using namespace std;
int main()
{
    long loanamount;
    float rateofinterest;
    int timeperiod;
    if(!(cin>>loanamount>>rateofinterest>>timeperiod)){
        return 0;
    }
    if(loanamount<0||rateofinterest<0||timeperiod<0){
    cout<<"Invalid input"<<end1;
    }else{
        float interest=(loanamount*rateofinterest*timeperiod)/100.0;
        float totalpayable=loanamount+interest;
        cout<<(int)totalpayable << end1;
    }
    return 0;
    
}