Binary tree, the sequence and sequence traversal sequence of dgbaechif respectively, after gdbeihfca, what's it like in binary tree, which of the following is right, or wrong

CodePudding user response:

The following is right

CodePudding user response:

In the first sequence: dgbaechif
After the first sequence: gdbehfica

The second order: dgbaechif
Foreword: after the second gdbeihfca
The second right

CodePudding user response:

Ok, thank you for your reply

CodePudding user response:

The second is correct

CodePudding user response:

If we know that two options, can take back to verify it again