#include
#include
istream& OctInput(istream& is);
main(void)
{
int n;
cin >> OctInput >> n;
cout << "n:" << n << endl;
cout << "hex:" < return 0;
}
istream& OctInput(istream& is)
{
cout <<"input:";
cin >> oct;
return is;
}
input:12
n:10
hex:a