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  1. product = [["冰箱", 2199], ["电饭煲", 399], ["洗衣液", 59], ["吹风机", 129]]
  2. for  item    in   product        :
  3.      print("商品：{}，价格：{}".format(  item[0]  ,  item[1]  ))
  4. del     product[1]
  5. product. append (["空气炸锅", 499])
  6. print("修改后商品列表：",   product  )
Success #stdin #stdout 0.07s 14072KB
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商品：冰箱，价格：2199
商品：电饭煲，价格：399
商品：洗衣液，价格：59
商品：吹风机，价格：129
修改后商品列表： [['冰箱', 2199], ['洗衣液', 59], ['吹风机', 129], ['空气炸锅', 499]]
https://ideone.com/n3ZlZg
language:
Python 3 (python  3.12)
created:
18 hours ago
visibility:
public

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