#include <iostream>
using std::cout; using std::endl;
#include <stdexcept>
using std::invalid_argument;
 
#define N_VALID "is not a valid ID"
 
void function_throws()
{
  throw invalid_argument(N_VALID);
}
 
int main()
{
    try
    {
        function_throws();
    }
    catch(const invalid_argument& ex)
    {
        cout << "invalid_argument: " << ex.what() << endl;
    }
    catch(const char *message)
    {
        cout << "const char*: " << message << endl;
    }
}
 

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