-(void)dodajZasob:(PBWIZasob *)zasob numerPokoju:(int)number{
    [zasoby addObject:zasob];
    id room = [pokoje objectForKey:[NSNumber numberWithInt:number]];
    [room dodajZasob:zasob];

}

-(void)usunZasob:(PBWIZasob *)zasob numerPokoju:(int)number{
    [zasoby removeObject:zasob];
    id room = [pokoje objectForKey:[NSNumber numberWithInt:number]];
    [room usunZasob:zasob];
}