Queue Data Struture
queue=[]
try:
while True:
print("1 enqueue")
print("2 dequeue")
print("3 print all elements")
print("4 exit")
i=int(input("enter your option: "))
if i==1:
t=input("Enter element to be pushed: ")
queue.append(t)
elif i==2:
print("Element out of the queue ",queue.pop(0))
elif i==3:
print("elements in the queue ",end=":")
for i in queue:
print(i,end="\t")
print()
elif i==4:
break
else:
continue
except Exception as e:
print(e)