I can't pass all testcases!

#1

I didn’t understand in which format input was given( inorder, level order, etc). My code for least common ancestor is working on leet code.

#2

Hello @jainutkarsh0211,

You forgot to comment one extra cout, inside lowest_common_ancestor function

if(l&&r){
    cout<<root->data;
    return root;
}
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#3

thanks alot!!!

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#4

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