Exception handeling

#include<iostream>
#include<vector>

using namespace std;
double division(int a, int b)
{
   if( b == 0 )
   {
      throw string("Division by zero condition!");
   }

  if(b==2)
    throw 0;

   return (a/b);
}

int main(){
int a=10, b=3;
try{
    cout<<division(a, b);
} catch(string s){
    cout<<"Error:: "<<s;
}
catch(int flag){
 cout<<"Error_Code:: "<<flag;
}


cout<<"\n\n";
}