array.cpp 1 #include "array.h" 2 3 // Add your implementation here Demo.cpp 1 #include 2 #include "array.h" using namespace std; 3 4 5 int main() { int n = 2; { Array a(5); for (auto& e: a) e = n++; 6 7 8 9. 10 11 cout <« a <« endl: 12 } { Array a(3); for (auto& e: a) e = n++; cout « a « endl; } } 13 14 15 16 17 18 CodeCheck Reset

In August 2018, a publication titled Smart Cities World featured an article on the deployment of smart street lighting in Hong Kong. “Leveraging IoT sensors fixed on the lamp posts,” the article explained, the technology will enable real-time collection of city data, such as weather, air quality, temperature, people and/or vehicle flow related information, for city management and the support of various applications of smart city initiatives.  It will also provide services such as wi-fi hotspots, electric vehicle charging facilities, information dashboard for maps and directions, real-time traffic updates, and car parking vacancy space information. Smart lampposts are often adopted as a means to reduce energy use, as well as to enhance public safety. A number of cities in the U.S., too, have deployed versions that include microphones and related AI technology; Los Angeles, for example, is reportedly “equipping the streetlights with sensors that can detect gunshots or other noises that…

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