对称二叉树

 1 #include<iostream>
 2 using namespace std;
 3 struct node
 4 {
 5     int parent;
 6     int lchild;
 7     int rchild;
 8 }a[1001];
 9 int main()
10 {
11     char d;
12     int i=1;
13     while(cin>>d)
14     {
15         if(d=='#')
16         {
17             a[i/2].lchild=0;
18             a[i].parent=0;
19         }
20         else
21         {
22             if(i%2==0)
23             {
24                 a[i/2].lchild=d;
25                 a[i].parent=i/2;
26             }
27             else
28             {
29                 a[i/2].rchild=d;
30                 a[i].parent=i/2;
31             }
32         }
33         i++;
34     }
35     int flag=0;
36     for(int j=1;j<=i;j++)
37     {
38         if((a[j].lchild!=0&&a[j].rchild!=0)||(a[j].lchild==0&&a[j].rchild==0))
39         {
40             continue;
41         }
42         else
43         {
44             flag=1;
45             break;
46         }
47     }
48     if(flag==1)
49     {
50         cout<<"No";
51     }
52     else
53     {
54         cout<<"Yes";
55     }
56     return 0;
57 }