顺序树

#include<stdio.h>
#include<stdlib.h>
#define maxsize 127
typedef char TElemType;
typedef struct node{
    TElemType data[maxsize];
    TElemType n;
}SqBTree;

void createBTree(SqBTree&T,TElemType pre[],int n,int &m){
    TElemType ch=pre[m++];
    if(ch==';')return;
    if(ch!='#'){
    T.data[n]=ch;
    createBTree(T,pre,n*2+1,m);
    createBTree(T,pre,n*2+2,m);
}
}

void CreatEmptyBTree(SqBTree &T){
    for(int i = 0;i<maxsize;i++){
        T.data[i] = '#';
    } 
}

void PrintBTree(SqBTree&t,int n){
 if(t.data[n]!='#'){
             printf("%c",t.data[n]);
            printf("(");
            PrintBTree(t,n*2+1);
            printf(",");
            PrintBTree(t,n*2+1);
            printf(")");
        }
    } 
    
int main(){
    SqBTree BT;
    int n=0;
    int m=0;
    char ch[]={'A','B','C','#','#','D','E','#','#','#',';'};
    CreatEmptyBTree(BT);
    createBTree(BT,ch,n,m);
    PrintBTree(BT,n);
}