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December 31, 2015 16:59
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public class TreeNode { | |
Object val; | |
TreeNode left; | |
TreeNode right; | |
TreeNode(Object x) { val = x; } | |
public TreeNode leftNode() {return left;} | |
public TreeNode rightNode() {return right;} | |
public Object getNodeValue() {return val;} | |
} |
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