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

    character & replaced by letter a
    character # replaced by letter A
    all other characters remain the same

Write main to test your function.
"""

def changeString(str):
	#solution 1
	str1=str.replace('&','a')
	str2=str1.replace('#','A')
	return str2

	"""solution 2
	new_str=""
	for item in str:
		if(item=='&'):
			new_str+='a'
		elif(item=='#'):
			new_str+='A'
		else:
			new_str+=item
	return new_str
	"""

def main():
	#we will create a list of strings first and then make new list with new strings
	list=[]
	for i in range(5):
		str=input("enter string ")
		list.append(str)
	new_list=[]
	for item in list:
		new_list.append(changeString(item))
	print(list)
	print(new_list)
main()