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  1. #include <iostream>
  2. #include <cmath>
  3.  
  4. using namespace std;
  5.  
  6. int main()
  7. {
  8.     double a = 0.0;
  9.     double b = 1.57;
  10.     int n = 10;
  11.  
  12.     double h = (b - a) / n;
  13.     double S = 0.0;
  14.  
  15.     for (int i = 0; i < n; i++)
  16.     {
  17.         double x = a + (i + 0.5) * h; // punkt środkowy
  18.         S += sin(x) * h;
  19.     }
  20.  
  21.     cout << "Przyblizona wartosc pola S = " << S << endl;
  22.  
  23.     return 0;
  24. }
  25.  
Success #stdin #stdout 0.01s 5256KB
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Standard input is empty
stdout
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Przyblizona wartosc pola S = 1.00023
https://ideone.com/GxUAto
language:
C++ (gcc 8.3)
created:
4 hours ago
visibility:
public

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