Thread: testing and correcting lowercase

hey guys im trying to test for lowercase and prompting user to enter uppercase this is what i have done but does not work any help would be appreciated thanks

Code:

	for(i=0;i<n;i++)
	{
		cout <<"\nPlease enter guess " << i+1 << " ";
		cin >> guess[0];
		while(islower(guess[0])==1)  // i also tried while(islower(guess[0]))
		{
			cout <<"\nPlease enter a Capital " <<endl;
			cin >> guess[0];
		}
		guess++;
	}