矯博宇

1. a=[12,-3,-76,32,25,76]
   
2. print("排序前:",a)
   
3. a.sort()
   
4. print("排序後(遞增):",a)
   
5. a.reverse()
   
6. print("排序後(遞減):",a)
   
7. print("元素數量:",len(a))
   
8. a.pop()
   
9. print("pop掉一元素",a)
   
10. a.append(25)
    
11. print("append一元素",a)
    
12. a.insert(3,0)
    
13. print("insert一元素",a)

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