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- #stack Implementation
- #Stack, isEmpty or not ? , push element, pop element
- class Stack:
- def __init__(self):
- self.items = []
- def isEmpty(self):
- if self.itmes==[]:
- return True
- else:
- return False
- def push(self,item):
- return self.items.append(item)
- def pop(self):
- return self.items.pop()
- def peek(self):
- return self.itmes[len(self.itmes)-1]
- def size(self):
- return len(self.items)
- s=Stack()
- s.push(11)
- s.push(True)
- s.push('ass')
- print(s.items)
- #print(s.isEmpty())
- #print(s.peek())
- var=s.pop()
- print(var)
- print(s.items)
- var2=s.isEmpty()
- print(var2)
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