private void update_BHSR(boolean actual_outcome){
        
        
        if (actual_outcome == false){
            if (shared_BHSR == 0 )
                shared_BHSR = 0 ;
            else if (shared_BHSR == 1 )
                shared_BHSR = 2;
            else if (shared_BHSR == 2 )
                shared_BHSR = 0;
            else if (shared_BHSR == 3 )
                shared_BHSR = 2;
        }
        else {
            if (shared_BHSR == 0 )
                shared_BHSR = 1 ;
            else if (shared_BHSR == 1 )
                shared_BHSR = 3;
            else if (shared_BHSR == 2 )
                shared_BHSR = 1;
            else if (shared_BHSR == 3 )
                shared_BHSR = 3;
        }
             
    }