fig05_05.cpp

c++大学教程第5版的配套书源代码

// Fig. 5.5: fig05_05.cpp
// Summing integers with the for statement.
#include <iostream>
using std::cout;
using std::endl;

int main()
{
   int total = 0; // initialize total

   // total even integers from 2 through 20
   for ( int number = 2; number <= 20; number += 2 )
      total += number; 

   cout << "Sum is " << total << endl; // display results
   return 0; // successful termination
} // end main




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