global num
global firstrun

firstrun = 1

num = 0
listy = []

print('Please enter your desired list length.')

while True:
    try:
        listlength = int(input())
        break
    except ValueError:
        print('Please enter an integer.')
        continue

while True:
    if firstrun == 1:
        print('Please add a value to the list.')
        firstrun = 0
    else:
        print('Please add another value to the list.')

    currentitem = input()
    listy = listy + [currentitem]
    print()

    if len(listy) > listlength:
        del listy[0]
    else:
        for i in range (0, len(listy)):
            print(listy[i])

    print()