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  1. #include <iostream>
  2. #include <stdexcept>
  3. #include <limits>
  4.  
  5. int multiply(int a, int b) {
  6.     if (a > 0 && b > 0 && a > (std::numeric_limits<int>::max() / b)) {
  7.         throw std::overflow_error("Overflow detected");
  8.     }
  9.     return a * b;
  10. }
  11.  
  12. int main() {
  13.     try {
  14.         int x = 50000;
  15.         int y = 50000;
  16.         int result = multiply(x, y);
  17.         std::cout << "Result: " << result << std::endl;
  18.     } catch (const std::overflow_error& e) {
  19.         std::cout << "Error: " << e.what() << std::endl;
  20.     }
  21.  
  22.     return 0;
  23. }
  24.  
  25.  
  26.  
  27.  
Success #stdin #stdout 0.01s 5280KB
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stdin
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Standard input is empty
stdout
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Error: Overflow detected
https://ideone.com/cqE9EN
language:
C++ (gcc 8.3)
created:
8 days ago
visibility:
public

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