2020
- 2020-03-29PAT A1106 Lowest Price in Supply Chain (25分) (DFS+剪枝)
- 2020-02-29PAT A1087 All Roads Lead to Rome (30分) (Dijkstra+DFS)
- 2020-02-28PAT A1103 Integer Factorization (30分) (DFS+剪枝)
- 2020-02-25PAT A1127 ZigZagging on a Tree (30分) (不建树)
- 2020-02-25PAT A1131 Subway Map (30分) (DFS深度优先搜索+剪枝)
- 2020-02-16PAT A1053 Path of Equal Weight (30分) (DFS深度优先搜索+剪枝)