File list (Check if you may need any files):
lianxi
......\CopyComplexListTest.java
......\E20PrintMatrix.java
......\Ex10NumOf1InBinary.java
......\Ex11PowerWithN.java
......\Ex12From1ToMaxn.java
......\Ex13DeleteListNode.java
......\Ex14OddBeforeEven.java
......\Ex15FindKthToTail.java
......\Ex16ReverseList.java
......\Ex17MergeList.java
......\Ex18BinaryTreeHasSubTree.java
......\Ex19MIrrorBinaryTree.java
......\Ex20PrintMatrixClockwise.java
......\Ex21StackContainMin.java
......\Ex22StackPushAndPop.java
......\Ex23PrintBinaryTreeFromTopToBottom.java
......\Ex24IsBST.java
......\Ex25FindPath.java
......\Ex26CopyComplexListNode.java
......\Ex34Ugly.java
......\Ex35.java
......\Ex38FindNumberOfK.java
......\Ex39.java
......\Ex39IsBalancedTree.java
......\Ex39TreeDepth.java
......\Ex40FindNumAppearOnce.java
......\Ex41FindContinueSequeueWithSum.java
......\Ex41FindNumsWithSum.java
......\Ex42LeftReverse.java
......\Ex42ReverseSentence.java
......\Ex44ContinousCards.java
......\Ex47SumAandB.java
......\HasSubTreeTest.java
......\MergeListTest.java
......\StackWithMinTest.java