#範例2-5：繪柱狀圖：兩條線，藍色實線寬5，紅色點線寬10
import matplotlib.pyplot as plt
#第一組數據
listx = [1,3,5,7,9,11,13,15,17]
listy = [20,45,30,42,50,60,90,80,100]
plt.bar(listx,listy,color='blue',linestyle='-',linewidth=5,label='Male')

#第二組數據
listx = [2,4,6,8,10,12,14,16,18]
listy = [30,52,45,40,30,40,70,65,45]
plt.bar(listx,listy,color='red',linestyle=':',linewidth=10,label='Female')

#標題
plt.title('Pocket Money')
plt.xlabel('Age')
plt.ylabel('Money')

#x軸,y軸範圍
plt.xlim(0,20)
plt.ylim(0,100)

#圖例標籤
plt.legend()
#顯示
plt.show()