46 lines
2.0 KiB
C++
46 lines
2.0 KiB
C++
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// fig06_08.cpp
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// Poll analysis program.
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#include <format> // C++20: This will be #include <format>
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#include <iostream>
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#include <array>
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int main() {
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// place survey responses in array responses
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constexpr std::array responses{
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1, 2, 5, 4, 3, 5, 2, 1, 3, 1, 4, 3, 3, 3, 2, 3, 3, 2, 2, 5};
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// initialize frequency counters to 0
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constexpr size_t frequencySize{6}; // size of array frequency
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std::array<int, frequencySize> frequency{};
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// for each response in responses, use that value
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// as frequency index to determine element to increment
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for (const int& response : responses) {
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++frequency[response];//.at(response);
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}
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std::cout << std::format("{}{:>12}\n", "Rating", "Frequency");
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// output each array element's value
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for (size_t rating{1}; rating < frequency.size(); ++rating) {
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std::cout << std::format("{:>6}{:>12}\n",
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rating, frequency.at(rating));
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}
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}
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/**************************************************************************
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* (C) Copyright 1992-2022 by Deitel & Associates, Inc. and *
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* Pearson Education, Inc. All Rights Reserved. *
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* *
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* DISCLAIMER: The authors and publisher of this book have used their *
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* best efforts in preparing the book. These efforts include the *
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* development, research, and testing of the theories and programs *
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* to determine their effectiveness. The authors and publisher make *
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* no warranty of any kind, expressed or implied, with regard to these *
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* programs or to the documentation contained in these books. The authors *
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* and publisher shall not be liable in any event for incidental or *
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* consequential damages in connection with, or arising out of, the *
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* furnishing, performance, or use of these programs. *
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**************************************************************************/
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