ex6_06.cpp

Beginning Visual C++ 6源码。Wrox。

// EX6_06.CPP
// Using overloaded functions
#include <iostream>
using namespace std;

int max(int array[], int len);           // Prototypes for
long max(long array[], int len);         // a set of overloaded
double max(double array[], int len);     // functions

int main(void)
{
   int small[] = { 1,24,34,22};
   long medium[] = { 23,245,123,1,234,2345};
   double large[] = { 23.0,1.4,2.456,345.5,12.0,21.0};
   int lensmall = sizeof small/sizeof small[0];
   int lenmedium = sizeof medium/sizeof medium[0];
   int lenlarge = sizeof large/sizeof large[0];

   cout << endl << max(small, lensmall);
   cout << endl << max(medium, lenmedium);
   cout << endl << max(large, lenlarge);

   cout << endl;
   return 0;
}

// Maximum of ints
int max(int x[], int len)
{
   int max = x[0];
   for(int i=1; i<len; i++)
      if(max<x[i])
         max = x[i];
   return max;
}

// Maximum of longs
long max(long x[], int len)
{
   long max = x[0];
   for(int i=1; i<len; i++)
      if(max<x[i])
         max = x[i];
   return max;
}

// Maximum of doubles
double max(double x[], int len)
{
 double max = x[0];
   for(int i=1; i<len; i++)
      if(max<x[i])
         max = x[i];
   return max;
}