include stdio include conio struct dstack char el dstack next void ins

#include <stdio.h>
#include <conio.h>
struct dstack
{char el;
 dstack *next;};
void instack (char x, dstack **S)
{
 dstack *r;
 r = new dstack;
 r->el = x;
 r->next=*S;
 *S=r;
}
int pust (dstack *S)
{
 if (S==NULL) return 1;
 return 0;
}
int outstack(char *x, dstack **S)
{
 dstack *r;
 int t;
 t=pust (*S);
 if (t==0)
 {r=*S; *x=r->el;
  *S=r->next;
  delete r;
  return 1;
 }
 return 0;
}
void newstack (dstack **S)
{
 *S=NULL;

}


/*void prosmotr (dstack **S)
{
 dstack *r;
 newstack (&r);
 while (pust (*S)!=1)
 {int q;
  int x;
  q=outstack (&x, S);
  printf ("%d ", x);
  instack (x, &r);
 }
 while (pust (r)!=1)
 {int q;
  int x;
  q=outstack (&x, &r);
  instack (x, S);
 }
}*/