#include <stdio.h>

int g = 111;
int main(){
  printf("%d\n",g);
  skylab13();
  printf("%d\n",g);
  return 0;
}
int skylab13(){
  printf("%d\n",g);
  g = 222;
  printf("%d\n",g);
  int g = 8;
  printf("%d\n",g);
}

111
111
222
8
222