#include
using namespace std;
char f(unsigned char ch);
char f(char ch);
int main()
{
cout << f('c'); // this calls f(char)
//cout << f(88) << " "; // Error, ambiguous!
return 0;
}
char f(unsigned char ch)
{
return ch-1;
}
char f(char ch)
{
return ch+1;
}
d