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  1. #include <iostream>
  2. #include <random>
  3. #include <chrono>
  4.  
  5. double monte_carlo_simulation(int iterations) {
  6.     std::default_random_engine generator;
  7.     std::uniform_real_distribution<double> distribution(0.0, 1.0);
  8.  
  9.     int inside_circle = 0;
  10.     for (int i = 0; i < iterations; ++i) {
  11.         double x = distribution(generator);
  12.         double y = distribution(generator);
  13.         if (x * x + y * y <= 1) {
  14.             ++inside_circle;
  15.         }
  16.     }
  17.     return 4.0 * inside_circle / iterations;
  18. }
  19.  
  20. int main() {
  21.     int iterations = 1000000;
  22.  
  23.     auto start = std::chrono::high_resolution_clock::now();
  24.     double pi_estimate = monte_carlo_simulation(iterations);
  25.     auto end = std::chrono::high_resolution_clock::now();
  26.  
  27.     std::cout << "Estimación de Pi: " << pi_estimate << "\n";
  28.     std::cout << "Tiempo de ejecución: "
  29.               << std::chrono::duration<double>(end - start).count() << " segundos\n";
  30.  
  31.     return 0;
  32. }
  33.  
Success #stdin #stdout 0.02s 5260KB
comments (?)
stdin 
Standard input is empty
stdout 
Estimación de Pi: 3.1396
Tiempo de ejecución: 0.0200109 segundos
https://ideone.com/hZwZVO
language:
C++ (gcc 8.3)
created:
3 days ago
visibility:
public

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