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  1. #include <iostream>
  2. #include <algorithm>
  3.  
  4. int main()
  5. {
  6.  
  7.     //int i, j;
  8.     int sum = 0;
  9.     const int num = 36;
  10.     int*  myDataX = new int[num];
  11.     int*  myDataY = new int[num];
  12.     float value = 0;
  13.  
  14.  
  15.  
  16.     for (int a = 0; a < num; a++)
  17.     {
  18.         myDataX[a] = a;
  19.         myDataY[a] = a;
  20.     }
  21.  
  22.     for (int i = 0; i < num; i++)
  23.     {
  24.         float x = myDataX[i];
  25.  
  26.         for (int j = 0; j < num; j++)
  27.         {
  28.             float y = myDataY[j];
  29.             value = x + y;
  30.             sum += value;
  31.         }
  32.  
  33.     }
  34.  
  35.     std::cout << "sum: " << sum << std::endl;
  36.  
  37.     sum = (std::accumulate(myDataX, myDataX + num, 0.f) + std::accumulate(myDataY, myDataY + num, 0.f)) * num;
  38.  
  39.     std::cout << "sum: " << sum << std::endl;
  40.  
  41.     return 0;
  42. }
Success #stdin #stdout 0s 3456KB
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stdin
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Standard input is empty
stdout
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sum: 45360
sum: 45360
https://ideone.com/NMaxiV
language:
C++14 (gcc 8.3)
created:
8 years ago
visibility:
public

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