c-resources/CPlusPlus20ForProgrammers-master/examples/ch06/fig06_05.cpp

// fig06_05.cpp
// Compute the sum of an array's elements.
#include <fmt/format.h>
#include <iostream>
#include <array>

int main() {
   std::array items{10, 20, 30, 40}; // type inferred as array<int, 4>
   int total{0};

   // sum the contents of items            
   for (const int& item : items) {
      total += item;
   }

   std::cout << "Total of array elements: " << total);
}



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