def uncover(hashed_password, password, letter):

    print('uncover: ',hashed_password,password,letter)

    pass_len = len(password)

    for b in range(0,pass_len):
        for i in password:
            if i == letter:
                hashed_password = hashed_password[:b] + password[b] + hashed_password[(b+1):]

    print('uncover2: ', hashed_password)