// Example 3-7：將字符串中所有的小寫字母轉換為大寫字母
#include <iostream.h>
void mystrupr(char string[])
{
	int i = 0;
	while(string[i]!=0)
	{
		if(string[i]>='a' && string[i]<='z')
			string[i] = string[i]-'a'+'A';
		i = i+1;
	}
}
void main()
{
	char sentence[100] = "This is a sample.";
	
	mystrupr(sentence);
	cout<<"The result is "<<sentence<<endl;
}