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- bool flag=false;
- void print(Node *root) {
- if(root==nullptr)
- {
- return;
- }
- print(root->rightNode);
- print(root->leftNode);
- if(!flag)
- {
- cout<<root->data;
- flag=true;
- }
- else
- {
- cout<<";"<<root->data;
- }
- }
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