#include<stdio.h>
#include<stdlib.h>
typedef struct stack{
int stacksize;
int *top;
int *base;
}stack;
stack s;
int preorder[30];
int inorder[30];
int n,flag=0;
void getorder(int *preorder,int *inorder){
s.stacksize=20;
s
#include<stdio.h>
#include<stdlib.h>
typedef struct stack{
int stacksize;
int *top;
int *base;
}stack;
stack s;
int preorder[30];
int inorder[30];
int n,flag=0;
void getorder(int *preorder,int *inorder){
s.stacksize=20;
s