~cpp
#include <cstdlib>
#include <iostream>
using namespace std;
void copy(char *src, char *dest, int length )
{
for(size_t i(0);i<length; i++ )
{
dest[i] = src[i];
}
}
int main ()
{
//char *p = malloc(sizeof(char)*100);
char *p = new char[30];
copy("my_string", p, 30 );
delete [] p;
return 0;
}