iven a program designed to accept input from command line with the following first line to the main program and command issued on command line, answer the following question$($s$)$:

Command Line Input: a$.$out $1525$

First line of main program: int main$($int argc, char $*$argv$[])\{$

Write the exact answer and do not include any additional text, code, or characters. These are case sensitive$.$

What variable represents the number of items on command line?