function help (totaly beginner)

[thanikos]

Hello i have this assignment and i don't know how to continue.
User will write a word , example, table, and the program will print *t*a*b*l*e*

I appreciate your help

Here is where i am with my code:

def stars(s):
    letters = len(s)
    n = letters-1
    for i in range(letters):




def main():
    word = input("write a word ")
    print(word)


if __name__=='__main__':
    main()