7ix.cpp

C/C++程序设计导论（第二版）》程序源文件

// classify.cpp  Output classifications for rat features
// ASSUMPTION: 25 lines of input, 4 measurements per line;
//  consisting of age, weight, feedings, and activity
#include <iostream.h>
const int NUMRATS = 25;

extern char Classify (float age, float wt, int feedings, float activity);

void main ()
{	float age, weight, activity;
	int feedings, count;
	char group;
	for (count=0; count<NUMRATS; count++)
	{	cin >> age >> weight >> feedings >> activity;
		group = Classify (age, weight, feedings, activity);
		cout << "rat " << count << " is group " << group << endl;
	}
}