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