fig04_10.cpp

经典vc教程的例子程序

// Fig. 4.10: fig04_10.cpp
// Histogram printing program
#include <iostream.h>
#include <iomanip.h>

int main()
{
   const int arraySize = 10;
   int n[ arraySize ] = { 19, 3, 15, 7, 11, 9, 13, 5, 17, 1 };

   cout << "Element" << setw( 13 ) << "Value"
        << setw( 17 ) << "Histogram" << endl;

   for ( int i = 0; i < arraySize ; i++ ) {
      cout << setw( 7 ) << i << setw( 13 ) 
           << n[ i ] << setw( 9 );

      for ( int j = 0; j < n[ i ]; j++ )   // print one bar
         cout << '*';

      cout << endl;
   }

   return 0;
}