Specifier Effect
%A Causes the hexadecimal digits a through f to be displayed in uppercase as A through F. Also, the prefix 0x is displayed as 0X, and the p will be displayed as P.
%B Uppercases the values true and false.
%C Uppercases the corresponding character argument.
%E Causes the e symbol that indicates the exponent to be displayed in uppercase.
%G Causes the e symbol that indicates the exponent to be displayed in uppercase.
%H Causes the hexadecimal digits a through f to be displayed in uppercase as A through F.
%S Uppercases the corresponding string.
%T Causes all alphabetical output to be displayed in uppercase.
%X Causes the hexadecimal digits a through f to be displayed in uppercase as A through F. Also, the optional prefix 0x is displayed as 0X, if present.