Option Value
% A literal percent characters (takes no parameters)
b Integer represented as a binary number (for example: 101110111)
c Integer represented as the character corresponding to its ASCII value
d Integer represented as a signed integer number
u Integer represented as an unsigned number
f Floating-point value
o Integer represented as an octal value
s String value
x Integer value represented in hexadecimal notation (with lowercase characters)
X Integer value represented in hexadecimal notation (with uppercase characters)