printf()
is used for output.It prints the given statements to the console.
The general form of printf() function is: printf(“<format string>”,<list of variables>”);
<format string> can contain :
%f for floating/real values
%d for integer values
%c for character values
is used for the input.It reads the input data from the console.
The ampersand (&) before the variables in scanf() function is a must. & is an “Address of” operator.It gives location used by variables in memory.