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  1. Prepare
  2. Data Structures
  3. Trees
  4. Tree: Preorder Traversal
  5. Discussions

Tree: Preorder Traversal

  • m_edgaming91
     + 3 comments

    Python 3 solution:

    def preOrder(root):
    if root:
        print(str(root.data)+" ", end="") #print on same line
        preOrder(root.left)
        preOrder(root.right)