"""
Write a function changeString that has one parameter - string. 
The function returns a new string based on the following rules:

 

    first and last characters are swapped
    all other characters remain the same

Write main to test your function.
"""
def changeString(str):
	new_str=str[-1]+str[1:-1]+str[0]
	return new_str
def main():
	#create a list of strings first, and then create a list of new strings
	list=[]
	for i in range(5):
		str=input("enter string ")
		list.append(str)
	print("list of strings")
	print(list)
	new_list=[]
	for item in list:
		new_list.append(changeString(item))
	print("new list")
	print(new_list)

main()