decimal to hexa and binary

Question

plz tell why the hell that question mark symbol is coming before hexa in output.like input 23
then number in hexa will show ?17.
https://code.sololearn.com/c8cql1kkNvq6/?ref=app

Answer 1

now this is right code:
https://code.sololearn.com/chDEz1Ok9Z1I/?ref=app

Answer 2

Line 19:
Decrease <y> before loop begins. <y> was one char ahead. Did you know we can print numbers in hexadecimal by using %x format specifier?

Your binary result was not corect also because of similar issue, you need to decrease <x> before loop begins.

Answer 3

Ipang thanks bro u are awesome

Answer 4

Ipang is there any format specifier for binary bro

Answer 5

No bro, not that I know of ...

Answer 6

Looks like its typecasting the int as a char, formatting should help

Answer 7

there is little error Ipang in your answer.only by putting x-- in starting of loop we cant get right output.see the right code i have written. thanks man for answering.