The ASCII character '0' is different than the number 0. You are printing the integer 0 in your second pair of printfs instead of '0'. Try this
ASCII (англ. American standard code for information interchange, [ˈæs.ki]) — название таблицы (кодировки, набора), в которой некоторым распространённым печатным и непечатным...
For example, the ASCII value for the A is 65. Please refer ASCII Table article to understand the list of ASCII characters and their decimal, Hexadecimal, and Octal numbers.
ASCII, stands for American Standard Code for Information Interchange. It's a 7-bit character code where every single bit represents a unique character.
ASCII stands for American Standard Code for Information Interchange. Below is the ASCII character table, including descriptions of the first 32 characters. ASCII was originally designed for use with teletypes, and so the descriptions are somewhat obscure and their use is frequently not as intended.
ASCII (/ˈæskiː/ (listen) ASS-kee),:6 abbreviated from American Standard Code for Information Interchange, is a character encoding standard for electronic communication.
This page contains source code to display ASCII value of a character entered by the user.
Главная Справочники Таблица символов ASCII.
ASCII stands for American Standard Code for Information Interchange. It is a set of integer values that represents different printable and non-printable characters. In C programming characters are stored as an integer value (ASCII value).
More Information. Country Codes.