#include <iostream>

// Void pointer can be pointed to any data type
void print(void *ptr, char type)
{
    switch (type)
    {
    case 'i':
        std::cout << (*(int *)ptr) << std::endl;
        break; //handle *int
    case 'c':
        std::cout << (*(char *)ptr) << std::endl; //handle *char
        break;
    }
}