Answer Posted / kishore

Printf is a Variadic function. Variadic functions are
functions which may take a variable number of arguments and
are declared with an ellipsis in place of the last
parameter.
int printf(char *, ...);
Uses Var_args to know the variables in the ...
In C these are defined in stdarg.h
Refer to this link http://en.wikipedia.org/wiki/Stdarg.h

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