Ad_Hoc - SeriousOJ

Problem	Submit	% AC	Difficulty
P1007 Password Checker RP+85	50	36	5
P1030 A boring train journey RP+96	23	17	8
P1080 String Algorithm RP+46 Implementation String_Processing	127	74	1

Beginners
1. Beginners
DP
1. LCS
2. LIS
Graph_Theory
1. DFS
2. BFS
3. Shortest_Path
Math
Implementation
Greedy
1. Greedy
Data_Structure
1. Segment_Tree
2. Binary_Indexed_Tree
3. Disjoint_Set
4. Sparse_Table
5. Trie
6. Heap
7. Stack
8. Queue
9. Hash_Table

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3 problems