#include<stdio.h>
#include<conio.h>
void main()
{
auto int num=999;
void function1 ();
clrscr();
function1();
printf("%d\n",num);
getch();
}
void function1()
{
void function2();
auto int num=99;
function2();
printf("%d\n",num);
}
void function2()
{
auto int num = 9;
printf("%d\n",num);
}