#include <stdio.h>

char c = 'a';
int i = 15;
int j = 0;

int f (void)
{
   char c = 'b';
   int i = 25;
   int sum = 0;

   for (int k = 1; k < 4; k++)
      sum += k;

   (void) printf("c=%c, i=%d, sum=%d\n", c, i, sum);
 
   {
      static int i = 35;
      j = i +13;
      (void) printf("c=%c, i=%d, j=%d\n", c, --i, j);
   }

   (void) printf("c=%c, i=%d, j=%d\n", c, i, j);

   return 0;
}

int main()
{
   f();
   f();

   return 0;
}