int main(int argc, char* argv[])
{	
	
	char com[80];
	while(1)
	{
		cout<<"# ";
		gets(com);
		int iret=command(com);
		if (iret==2) break;
	cout<<"\n\n";
	}
	return 0;
}

int command(char *s)
{
char * pch;
	 pch = strtok (s," ");
  while (pch != NULL)
  {
  	if(!strcmp("-add",pch))
		{
		pch = strtok (NULL, " ");
		if (pch)
		{
		if (!strcmp("s",pch)) 
		{
			pch = strtok (NULL, " ");
			add_stud(pch);
			break;
		}
		}
		cout<<"To get help about command put -help add";
		return 1;
		}
	if(!strcmp("-exit",pch) || !strcmp("-quit",pch))
		{
		cout<<"Good Buy\n";
		return 2;
		}
	  pch = strtok (NULL, " ");
  }
  cout<<"Command is not supported! Put -help to get Help";
return 0;
}

int add_stud(char *n)
{
char t[80];
		int i5Valu[5];
	cout<<"EnterFIO\n";
	cin>>t;
	cout<<"Enter 5 Values\n";
	return 1;
}

-add s 1

Command is not supported! Put -help to get Help

# -add s 1
EnterFIO
asdsad
Enter 5 Values
Command is not supported! Put -help to get Help

# Command is not supported! Put -help to get Help

#