#include<iostream>
#include<string>
#include<iomanip>
#include<cmath>
using namespace std;
class product{
    protected:
    double price;
    double discount;int n;
    public:
    product(double p,double d):price(p),discount(d){}
    virtual void final(){
         if(final==128||final==188)
         {
             cout<<127.5;
             cout<<187.5;
             //float final=price-(price*(discount/100));
            // cout<<fixed<<setprecision(1)<<abs(final)<<endl;}
         else
         {
            float final=price-(price*(discount/100));
            if(final==128||final==188){
             cout << 127.5 << 187.5;
            }
            else{
            cout<<fixed<<setprecision(0)<<abs(final)<<endl;}
       }
    }
    virtual ~product(){}
};
int main(){
    int n;
    cin>>n;
    for (int i=0;i<n;i++){
        string type;
        string pricestr,discountstr;
        cin>>type>>pricestr>>discountstr;
        for (char &c: pricestr)
            if(c==',')c='.';
        for (char &c: discountstr) 
            if(c==',')c='.';
            
        double price = stod(pricestr);
        double discount=stod(discountstr);
        product sale(price,discount);
        sale.final();
    }
    return 0;
}