c-resources/CPlusPlus20ForProgrammers-m.../examples/ch16/fig16_06-08/deitel.math-impl.cpp

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// Fig. 16.7: deitel.math-impl.cpp
// Module implementation unit for the module deitel.math.
module deitel.math; // this file's contents belong to module deitel.math
import <numeric>;
import <vector>;
namespace deitel::math {
// average function's implementation
double average(const std::vector<int>& values) {
double total{std::accumulate(values.begin(), values.end(), 0.0)};
return total / values.size();
}
};
/*************************************************************************
* (C) Copyright 1992-2021 by Deitel & Associates, Inc. and *
* Pearson Education, Inc. All Rights Reserved. *
* *
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**************************************************************************/