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class Node:
def __init__£¨self,key,value,next£© :
self.key = key
self.value = value
self.next = next
class ChainedHash :
def __init__£¨self,capacity£© :
self.capacity = capacity
self.table = [None]*self.capacity
def hash_value£¨self,key£©:
if isinstance£¨key,int£©:
return key % self.capacity
return £¨int£¨hashlib.sha256£¨str£¨key£©.encode£¨£©£©.hexdigest£¨£©,16£©%self.capacity£©
def remove£¨self,key£©:
hash = self.sash_value£¨key£©
p = self.table[hash]
pp = None

while p is not None:
if p.key == key:
if pp is None:
self.table[hash] = p.next
else:
pp.next = p.next
return True
pp = p
p = p.next
return False


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