def plot_bar(legend_pos: tuple = (1.25, 1)):    x = np.array(["New York", "San Francisco", "Los Angeles", "Chicago", "Miami"])    y1 = np.array([50, 63, 40, 68, 35])    y2 = np.array([77, 85, 62, 89, 58])    y3 = np.array([50, 35, 79, 43, 67])    y4 = np.array([59, 62, 33, 77, 72])    plt.bar(x, y1, label="HR")    plt.bar(x, y2, bottom=y1, label="Engineering")    plt.bar(x, y3, bottom=y1 + y2, label="Marketing")    plt.bar(x, y4, bottom=y1 + y2 + y3, label="Sales")    plt.title("Employee Count Per Location And Department", y=1.06)    plt.xlabel("Office Location")    plt.ylabel("Count")    plt.legend(bbox_to_anchor=legend_pos)    plt.show()