#include<iostream>
#include<string>
using namespace std;
int main(){
    int t;
    cin>>t;
    double b=0,c=0,p=0;
    while(t--){
        string w,tr;
        double amt;
        cin>>w>>tr>>amt;
        if(amt<0){
        cout<<"Invalid input";
        return 0;
    }
    if(w=="BitcoinWallet"){
        if(tr=="add")b+=amt;
        else if(tr=="pay")b-=amt;
        else{
            cout<<"Invalid input";
            return 0;
        }
    }
    else if(w=="creditcardwallet"){
        if(tr=="add")c+=amt;
        else if(tr=="pay")c-=amt;
        else{
            cout<<"Invalid input";
            return 0;
        }
    }
     else if(w=="Paywallet"){
        if(tr=="add")p+=amt;
        elseif(tr=="pay")p-=amt;
        else{
            cout<<"Invalid input";
            return 0;
        }
     }   
    else{
        cout<<"Invalid input";
        return 0;
    } 
    cout<<b<<endl;
    cout<<c<<endl;
    cout<<p;
}