C++, help me please Опции

[kaa]

#include <iostream>
using namespace std;
const int n=15;
void main ()
{
char *month_name(int);
for (int i; i < n; i++)
cout << "Month number " << i << " - " << month_name(i) <<"\n";
}

char *month_name (int k) /* Название k-го месяца */
{
static char *name[] = {
"none","January",
"February","March","April",
"May","June","July","August",
"September","October","November",
"December"
};
return (k<1||k>12)?name[0]:name[k];
}
какая тут за ошибкаа? (IMG:style_emoticons/default/sad.gif)

пишет"Undeclared indefiner i" в 7 строчке)