siblings= ('nima, muhammad, sammy,ashraff')
print(siblings)
for sibling in siblings:
    print(sibling)
print("original siblings:")
for sibling in siblings:
    print(sibling)

siblings=('abdulahad,abdulwali')
print("\nmodified siblings:")
for sibling in siblings:
    print(sibling)
    #you cannot make changes to a tuple. this is a tuple.
    #this is actually fun and comforting 
