6vii.cpp

《C/C＋＋程序设计导论（第二版）》一书的程序源文件

#include <iostream.h>

const char UPPER_LOWER_DIFF 32;

char Toupper (char c)
 { return (c - UPPER_LOWER_DIFF);
 }
 
// Capitalize()  Capitalize the lower-case letters of a word
//	Returns the count of word characters
#include <ctype.h>

int Capitalize ()
{	int count=0;
	char c;
	cout << "Enter word, ending with #:" << endl;
	cin >> c;
	while (c != '#')
	{	count=count+1;
		if (islower(c))
			cout << Toupper(c);
		else  cout << c;
		cin >> c;
	}
	return (count);
}
void main ()
 { cout << Capitalize();
 }