Write a function to print sum of the digits in a given integer n without converting it to string. For example : if n = 1234 the function should return 1+2+3+4 = 10 if n = 15 the function should return 1+5 =6 if n = 5 the function should return 5.
In a compiler there is 36 bit for a word and to store a character 8bits are needed. In this to store a character two words are appended. Then for storing a k characters string, how many words are neededa. 2k/9b. (2k+8)/9c. (k+8)/9d. 2*(k+8)/9e. None