matplotlib 直方圖 和堆疊直方圖 plt.bar()

job_data = [470, 443, 240, 207, 202, 184, 151, 136, 124, 118] how_many = [2620,1841,640,790,589,538,408,425,493,550] labels =["北京","上海","深圳","鄭州","廣州","成都","杭州","長沙","武漢","大連"] import matplotlib.pypl

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