python stack and queue implementation code example
Example: python list as stack and queue
#Adding elements to queue at the rear end
def enqueue(data):
queue.insert(0,data)
#Removing the front element from the queue
def dequeue():
if len(queue)>0:
return queue.pop()
return ("Queue Empty!")
#To display the elements of the queue
def display():
print("Elements on queue are:");
for i in range(len(queue)):
print(queue[i])
# executable code
if __name__=="__main__":
queue=[]
enqueue(5)
enqueue(6)
enqueue(9)
enqueue(5)
enqueue(3)
print("Popped Element is: "+str(dequeue()))
display()