{"id":1061,"date":"2023-03-24T09:47:07","date_gmt":"2023-03-24T01:47:07","guid":{"rendered":""},"modified":"2023-03-24T09:47:07","modified_gmt":"2023-03-24T01:47:07","slug":"Python \u94fe\u8868","status":"publish","type":"post","link":"https:\/\/bianchenghao6.com\/1061.html","title":{"rendered":"Python \u94fe\u8868"},"content":{"rendered":"
\n
Python \u94fe\u8868\u8be6\u7ec6\u64cd\u4f5c\u6559\u7a0b<\/span>\n <\/div>\n <\/body>\u521b\u5efa\u94fe\u8868<\/h2>\n
class <\/span>Node:
def <\/span>__init__(self, dataval=None):
self.dataval = dataval
self.nextval = None
class <\/span>SLinkedList:
def <\/span>__init__(self):
self.headval = None
list1 = SLinkedList()
list1.headval = Node<\/span>(\"Mon\"<\/span>)
e2 = Node(\"Tue\"<\/span>)
e3 = Node(\"Wed\"<\/span>)
# Link first Node to second node
<\/span> list1.headval.nextval = e2
# Link second Node to third node
<\/span> e2.nextval = e3
<\/span><\/code><\/pre>\n<\/p><\/div>\n\u904d\u5386\u94fe\u8868<\/h2>\n
class <\/span>Node:
def <\/span>__init__(self, dataval=None):
self.dataval = dataval
self.nextval = None
class <\/span>SLinkedList:
def <\/span>__init__(self):
self.headval = None
def <\/span>listprint(self):
printval = self.headval
while <\/span>printval is <\/span>not <\/span>None:
print <\/span>(printval.dataval)
printval = printval.nextval
list = SLinkedList()
list.headval = Node<\/span>(\"Mon\"<\/span>)
e2 = Node(\"Tue\"<\/span>)
e3 = Node(\"Wed\"<\/span>)
# Link first Node to second node
<\/span> list.headval.nextval = e2
# Link second Node to third node
<\/span> e2.nextval = e3
list.listprint<\/span>()
<\/span><\/code><\/pre>\n<\/p><\/div>\n Mon
Tue
Wed
<\/span><\/code><\/pre>\n<\/p><\/div>\n\u63d2\u5165\u94fe\u8868<\/h2>\n
\u5728\u94fe\u8868\u7684\u5f00\u5934\u63d2\u5165<\/h3>\n
class <\/span>Node:
def <\/span>__init__(self, dataval=None):
self.dataval = dataval
self.nextval = None
class <\/span>SLinkedList:
def <\/span>__init__(self):
self.headval = None
# print <\/span>the linked list
<\/span> def <\/span>listprint(self):
printval = self.headval
while <\/span>printval is <\/span>not <\/span>None:
print <\/span>(printval.dataval)
printval = printval.nextval
def <\/span>AtBegining(self,newdata):
NewNode = Node(newdata)
# Update the new nodes next val to existing node
<\/span> NewNode.nextval = self.headval
self.headval = NewNode
list = SLinkedList()
list.headval = Node<\/span>(\"Mon\"<\/span>)
e2 = Node(\"Tue\"<\/span>)
e3 = Node(\"Wed\"<\/span>)
list.headval.nextval = e2
e2.nextval = e3
list.AtBegining<\/span>(\"Sun\"<\/span>)
list.listprint<\/span>()
<\/span><\/code><\/pre>\n<\/p><\/div>\n Sun
Mon
Tue
Wed
<\/span><\/code><\/pre>\n<\/p><\/div>\n\u5728\u94fe\u8868\u7684\u672b\u5c3e\u63d2\u5165<\/h3>\n
class <\/span>Node:
def <\/span>__init__(self, dataval=None):
self.dataval = dataval
self.nextval = None
class <\/span>SLinkedList:
def <\/span>__init__(self):
self.headval = None
# Function to add newnode
<\/span> def <\/span>AtEnd(self, newdata):
NewNode = Node(newdata)
if <\/span>self.headval is <\/span>None:
self.headval = NewNode
return
laste = self.headval
while(laste.nextval):
laste = laste.nextval
laste.nextval=NewNode
# print <\/span>the linked list
<\/span> def <\/span>listprint(self):
printval = self.headval
while <\/span>printval is <\/span>not <\/span>None:
print <\/span>(printval.dataval)
printval = printval.nextval
list = SLinkedList()
list.headval = Node<\/span>(\"Mon\"<\/span>)
e2 = Node(\"Tue\"<\/span>)
e3 = Node(\"Wed\"<\/span>)
list.headval.nextval = e2
e2.nextval = e3
list.AtEnd<\/span>(\"Thu\"<\/span>)
list.listprint<\/span>()
<\/span><\/code><\/pre>\n<\/p><\/div>\n Mon
Tue
Wed
Thu
<\/span><\/code><\/pre>\n<\/p><\/div>\n\u5728\u4e24\u4e2a\u6570\u636e\u8282\u70b9\u4e4b\u95f4\u63d2\u5165<\/h3>\n
class <\/span>Node:
def <\/span>__init__(self, dataval=None):
self.dataval = dataval
self.nextval = None
class <\/span>SLinkedList:
def <\/span>__init__(self):
self.headval = None
# Function to add node
<\/span> def <\/span>Inbetween(self,middle_node,newdata):
if <\/span>middle_node is <\/span>None:
print(\"The mentioned node is <\/span>absent\"<\/span>)
return
NewNode = Node(newdata)
NewNode.nextval = middle_node.nextval
middle_node.nextval = NewNode
# print <\/span>the linked list
<\/span> def <\/span>listprint(self):
printval = self.headval
while <\/span>printval is <\/span>not <\/span>None:
print <\/span>(printval.dataval)
printval = printval.nextval
list = SLinkedList()
list.headval = Node<\/span>(\"Mon\"<\/span>)
e2 = Node(\"Tue\"<\/span>)
e3 = Node(\"Thu\"<\/span>)
list.headval.nextval = e2
e2.nextval = e3
list.Inbetween<\/span>(list.headval.nextval,\"Fri\"<\/span>)
list.listprint<\/span>()
<\/span><\/code><\/pre>\n<\/p><\/div>\n Mon
Tue
Fri
Thu
<\/span><\/code><\/pre>\n<\/p><\/div>\n\u4ece\u94fe\u8868\u4e2d\u5220\u9664\u9879<\/h2>\n
class <\/span>Node:
def <\/span>__init__(self, data=None):
self.data = data
self.next = None
class <\/span>SLinkedList:
def <\/span>__init__(self):
self.head = None
def <\/span>Atbegining(self, data_in):
NewNode = Node(data_in)
NewNode.next = self.head
self.head = NewNode
# Function to remove node
<\/span> def <\/span>RemoveNode(self, Removekey):
HeadVal = self.head
if <\/span>(HeadVal is <\/span>not <\/span>None):
if <\/span>(HeadVal.data == Removekey):
self.head = HeadVal.next
HeadVal = None
return
while <\/span>(HeadVal is <\/span>not <\/span>None):
if <\/span>HeadVal.data == Removekey:
break<\/span>
prev = HeadVal
HeadVal = HeadVal.next
if <\/span>(HeadVal == None):
return
prev.next = HeadVal.next
HeadVal = None
def <\/span>LListprint(self):
printval = self.head
while <\/span>(printval):
print(printval.data),
printval = printval.next
llist = SLinkedList()
llist.Atbegining<\/span>(\"Mon\"<\/span>)
llist.Atbegining<\/span>(\"Tue\"<\/span><\/span>)
llist.Atbegining<\/span>(\"Wed\"<\/span>)
llist.Atbegining<\/span>(\"Thu\"<\/span>)
llist.RemoveNode<\/span>(\"Tue\")
llist.LListprint<\/span>()
<\/span><\/code><\/pre>\n<\/p><\/div>\n Thu
Wed
Mon
<\/span><\/code><\/pre>\n<\/p><\/div>\n
\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"Python \u94fe\u8868zh-cn","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[126],"tags":[],"class_list":["post-1061","post","type-post","status-publish","format-standard","hentry","category-python3"],"_links":{"self":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1061"}],"collection":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/comments?post=1061"}],"version-history":[{"count":0,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/posts\/1061\/revisions"}],"wp:attachment":[{"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/media?parent=1061"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/categories?post=1061"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bianchenghao6.com\/wp-json\/wp\/v2\/tags?post=1061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}