某公司四个季度的销售量分别为75，50，60，90，将屏幕分为左右两个部分，左边用柱图表示，要求所绘制图形随窗口的尺寸调整能自动调整显示比例-Four quarters of a company s sales were for 75,50,60,90, or so the screen is divided into two parts, the left column in Figure request to draw graphics with window size adjustment