|332|[Reconstruct Itinerary](https://leetcode.com/problems/reconstruct-itinerary/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_332.java)| O(n)|O(n) | Medium| Graph, DFS

|331|[Verify Preorder Serialization of a Binary Tree](https://leetcode.com/problems/verify-preorder-serialization-of-a-binary-tree/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_331.java)| O(n)|O(n) | Medium| Stack

|330|[Patching Array](https://leetcode.com/problems/patching-array/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_330.java)| O(m+logn)|O(1) | Hard| Greedy

|329|[Longest Increasing Path in a Matrix](https://leetcode.com/problems/longest-increasing-path-in-a-matrix/)|[Solution](../master/src/main/java/com/fishercoder/solutions/LongestIncreasingPathInAMatrix.java)| O(?)|O(?)| Hard|

|329|[Longest Increasing Path in a Matrix](https://leetcode.com/problems/longest-increasing-path-in-a-matrix/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_329.java)| O(?)|O(?)| Hard|

|328|[Odd Even Linked List](https://leetcode.com/problems/odd-even-linked-list/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_328.java)| O(n)|O(1) | Medium| Linked List

|327|[Count of Range Sum](https://leetcode.com/problems/count-of-range-sum/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_327.java)| O(?)|O(?)| Hard|

|326|[Power of Three](https://leetcode.com/problems/power-of-three/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_326.java)| O(1)|O(1) | Easy| Math

publicclassLongestIncreasingPathInAMatrix {

publicclass_329 {

finalintdirs[] =newint[]{0,1,0, -1,0};