class BoundedBuffer{
    Semaphore full(0);  //initialized to 0, Since there are 0 full slots    
    Semaphore empty(b); //initialized to b, Since all the slots are empty
    Semaphore mutex(0);
    
    int b;
    
    vector<string> data;
    
    BoundedBuffer(
    
    void set_b(int val_b){ b = val_b;}
    
    void push(string item);
            
    void pop();
        
    
    //can't be larger than b strings
    //b = user input
}