<aside> 💡 Commond Line Argument .args

argc ⇒ # of arguments (always ≥ 1)

argv ⇒ array of C-style strings (arguments)

int main(int arc, char *arv[]) {
	...
}

• argv[0] - program name arg[1] - arg、1- arg[2] -arg2 arg[argc] - null

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