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l排序前: [12, -3, -50, 32, 25, 11]
排序後(遞增): [-50, -3, 11, 12, 25, 32]
排序後(遞減): [32, 25, 12, 11, -3, -50]
元素數量: 6
pop掉一元素 [32, 25, 12, 11, -3]
append一元素 [32, 25, 12, 11, -3, -20]
insert一元素 [32, 25, 12, 11, 0, -3, -20]

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list2 = [12,-3,-50,32,25,11]
print(list2)
list2.sort()
print(list2)
list2.sort(reverse = True)
print(list2)
print(len(list2))
a = list2.pop()
print(a)
print(list2)
list2.append(1000000)
print(100000)
print(list2)
list2.insert(0,10000000)
print(10000000)
print(list2)

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本帖最後由 黃煜翔 於 2025-1-24 10:18 編輯

_list = [12,-3,-50,32,25,11]
print(_list)
_list.sort()           #123
print("排序後(遞增):"+str(_list))
_list.reverse()      #321
print("排序後(遞減):"+str(_list))
print("元素數量:"+str(len(_list)))
_list.pop()            #尾端刪除
print("pop掉一元素:"+str(_list))
_list.append(-20)  #尾端新增
print("append一元素:"+str(_list))
_list.insert(4,0)     #中間插入
print("insert一元素:"+str(_list))

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排序前: [12, -3, -50, 32, 25, 11]
排序後(遞增): [-50, -3, 11, 12, 25, 32]
排序後(遞減): [32, 25, 12, 11, -3, -50]
元素數量: 6
pop掉一元素 [32, 25, 12, 11, -3]
append一元素 [32, 25, 12, 11, -3, -20]
insert一元素 [32, 25, 12, 11, 0, -3, -20]

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# list2 = [12,-3,-50,32,25,11]
# print(list2)
# list2.sort()
# print(list2)
# list2.sort(reverse = True)
# print(list2)
# print(len(list2))
# a = list2.pop()
# print(a)
# print(list2)
# list2.append(1000000)
# print(100000)
# print(list2)
# list2.insert(0,10000000)
# print(10000000)
# print(list2)

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排序前: [12, -3, -50, 32, 25, 11]
排序後(遞增): [-50, -3, 11, 12, 25, 32]
排序後(遞減): [32, 25, 12, 11, -3, -50]
元素數量: 6
pop掉一元素 [32, 25, 12, 11, -3]
append一元素 [32, 25, 12, 11, -3, -20]
insert一元素 [32, 25, 12, 11, 0, -3, -20]

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ist=[12,-3,-50,32,25,11]
print("排序前:",list)
list.sort()
print("排序後(遞增):",list)
list.reverse()
print("排序後(遞減):",list)
print("元素數量:",len(list))
list.pop()
print("pop掉一元素",list)
list.append(-20)
print("append一元素",list)
list.insert(4,0)
print("insert一元素",list)

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ist=[12,-3,-50,32,25,11]
print("排序前:",list)
list.sort()
print("排序後(遞增):",list)
list.reverse()
print("排序後(遞減):",list)
print("元素數量:",len(list))
list.pop()
print("pop掉一元素",list)
list.append(-20)
print("append一元素",list)
list.insert(4,0)
print("insert一元素",list)

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ist=[12,-3,-50,32,25,11]
print("排序前:",list)
list.sort()
print("排序後(遞增):",list)
list.reverse()
print("排序後(遞減):",list)
print("元素數量:",len(list))
list.pop()
print("pop掉一元素",list)
list.append(-20)
print("append一元素",list)
list.insert(4,0)
print("insert一元素",list)

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list=[12,-3,-50,32,25,11]
print("排序前:",list)
list.sort()
print("排序後(遞增):",list)
list.reverse()
print("排序後(遞減):",list)
print("元素數量:",len(list))
list.pop()
print("pop掉一元素",list)
list.append(-20)
print("append一元素",list)
list.insert(4,0)
print("insert一元素",list)
複製代碼

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a=[12,-3,-50,32,25,11]
print(a)
a.sort()
print(a)
a.sort(reverse=True)
print(a)
a.pop()
print(a)
a.append(-20)
print(a)
a.insert(5,0)
print(a)

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