#include <stdio.h>#include <malloc.h>typedef int sElemType;typedef struct stackNode {	sElemType e;	stackNode* next;} StackNode;typedef struct linkStack {	StackNode* top;	int count;} linkStack;void Push(linkStack* ls, sElemType e) {	StackNode* sn = (StackNode*) malloc(sizeof(StackNode));	sn->e = e;	sn->next = ls->top;	ls->top = sn;	ls->count++;}void Pop(linkStack* ls, sElemType* e) {	StackNode* p = ls->top;	*e = p->e;	ls->top = p->next;	free(p);}int main() {	linkStack* ls = (linkStack*) malloc(sizeof(linkStack));	ls->top = NULL;	ls->count = 0;	for (int i = 0; i < 10; i++) {		Push(ls, i);	}		sElemType e;	for (int i = 0; i < 10; i++) {		Pop(ls, &e);		PRintf("%d/n", e);	}	return 0;}