#include<iostream.h>

int main()
{
	char a;
	int i=0;
	cout<<"Enter a number or a letter: ";
	cin>>a;
	for (i='0';i<'10';i++)
	{
	    if (a=i)
            {
                        cout<<"you printed a number...\n";
			return 0;
            }
	}
	for (i='A';i<'Z';i++)
	{
	    if (a=i)
            {
                        cout<<"you printed a capital letter...\n";
			return 0;
            }
	}
	for (i='a';i<'z';i++)
	{
		if (a=i)
                {
                        cout<<"you printed a letter...\n";
			return 0;
                }
	}
	return 0;
}