#include<iostream>
using namespace std;
int main(){
    int sal;
    int bonus;
    int upsal;
    int extra;
    int bon;
    cin>>sal>>bonus;
    if(bonus < 0 || bonus > 10);
    {
        cout<<"Invalid input";
    }
    else 
    {
        bon = bonus*(sal/100);
        upsal = sal+bon;
        cout<< upsal;
    }
    return 0;
}