Step: Brief Discussion: An array is terminated with a null
character. In a loop statement , if we don't capture this endpoint,
the system will add some gibberish characters. It happens in both C
and C++ languages. In C language, the null character is represented
as '\0', and in C++ the null character is equivalent to
numeric zero (0).
In a loop statement, if the number of iteration is more than the
length of an array or string, the rest of the space is filled with