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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     float array[] = { 0.141573001, 0.129732453, 1.689353116, 1.445072308, 1.767702844, 1.967608838, 0.792822868, 1.836018189, 0.521325809, 1.242620743, 0.30556143, 1.45634, 1.340469519, 0.02216116, 0.030461417, 1.420794672, 0.700459128, 0.959538479, 0.716117771, 1.612446026};
  6.  
  7.     size_t count = 0;
  8.     double sum = 0;
  9.     for (float element : array) {
  10.         if (0.0 <= element && element <= 0.5) {
  11.             ++count;
  12.             sum += element;
  13.         }
  14.     }
  15.     double average = sum / count;
  16.     return 0;
  17. }
Success #stdin #stdout 0s 15240KB
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https://ideone.com/L2jJsK
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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