fig06_27.cpp

c++大学教程第5版的配套书源代码

// Fig. 6.27: fig06_27.cpp
// Function template maximum test program.
#include <iostream>
using std::cout;
using std::cin;
using std::endl;

#include "maximum.h" // include definition of function template maximum

int main()
{
   // demonstrate maximum with int values
   int int1, int2, int3;

   cout << "Input three integer values: ";
   cin >> int1 >> int2 >> int3;

   // invoke int version of maximum
   cout << "The maximum integer value is: "
      << maximum( int1, int2, int3 );        

   // demonstrate maximum with double values
   double double1, double2, double3;

   cout << "\n\nInput three double values: ";
   cin >> double1 >> double2 >> double3;

   // invoke double version of maximum
   cout << "The maximum double value is: "
      << maximum( double1, double2, double3 );

   // demonstrate maximum with char values
   char char1, char2, char3;

   cout << "\n\nInput three characters: ";
   cin >> char1 >> char2 >> char3;

   // invoke char version of maximum
   cout << "The maximum character value is: "
      << maximum( char1, char2, char3 ) << endl;
   return 0; // indicates successful termination
} // end main


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