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  1. #include <iostream>
  2. #include <new>
  3.  
  4. class Exception { public: virtual char const *origin() { return "something else."; } };
  5. class ExDivByZero : public Exception { public: char const *origin() { return "Divided by zero."; } };
  6. class ExBadArgument : public Exception { public: char const *origin() { return "Bad argument."; } };
  7. class ExCannotOpen : public Exception { public: char const *origin() { return "Cannot open."; } };
  8.  
  9. int main() {
  10.   for(;;) {
  11.     char c;
  12.     if (std::cin >> c, c == 'd')
  13.       break;
  14.     try {
  15.       switch (c) {
  16.       case 'a':
  17.         throw (new ExDivByZero());
  18.       case 'b':
  19.         throw (new ExBadArgument());
  20.       case 'c':
  21.         throw (new ExCannotOpen());
  22.       }
  23.     } catch (Exception *e) {
  24.       std::cerr << e->origin() << std::endl;
  25.       delete e;
  26.     } catch (std::bad_alloc dmy) {
  27.       std::cerr << "bad_aloc." << std::endl; 
  28.       /* eating */
  29.     }
  30.   }
  31. }
  32. /* end */
  33.  
Time limit exceeded #stdin #stdout 5s 2856KB
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stdout 
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https://ideone.com/XTVO6n
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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