LinearQueue.png
PYTHON CODE
class LinearQueue:
def __init__(self):
self.items = []
def enqueue(self,item):
self.items.append(item)
def is_Empty(self):
return len(self.items) == 0
def dequeue(self):
if self.is_Empty():
return None
else:
return self.items.pop(0)
def peek(self):
if self.is_Empty():
return None
else:
return self.items[0]
def size(self):
return len(self.items)
myQueue = LinearQueue()
print(myQueue.is_Empty())
print(myQueue.dequeue())
print(myQueue.peek())
print(myQueue.size())
myQueue.enqueue(0)
myQueue.enqueue(1)
myQueue.enqueue(2)
myQueue.enqueue(3)
myQueue.enqueue(4)
myQueue.enqueue(5)
myQueue.enqueue(6)
print(myQueue.size())
print(myQueue.is_Empty())
print(myQueue.dequeue())
print(myQueue.dequeue())
print(myQueue.dequeue())
print(myQueue.peek())
print(myQueue.size())
