(i) (b) 3 # for every character in small one character is being added to newStr
(ii) (a) 369 # str(1+2)+str(2+4)+str(3+6)
(iii) (b) 7 # after 3 characters are removed, only 7 is left
(iv) (a) 123 # small is not being changed anywhere
(i) (b) 3 # for every character in small one character is being added to newStr
(ii) (a) 369 # str(1+2)+str(2+4)+str(3+6)
(iii) (b) 7 # after 3 characters are removed, only 7 is left
(iv) (a) 123 # small is not being changed anywhere