PAT甲级1098Insertion or Heap Sort

10-18

PAT甲级1051Pop Sequence

10-17

PAT甲级1091Acute Stroke

10-16

PAT甲级1076Forwards on Weibo

10-10

PAT甲级1131Subway Map

10-05

PAT甲级1130Infix Expression

09-29

PAT甲级1103Integer Factorization

09-29

PAT甲级1034Head of a Gang

09-26

PAT甲级1021Deepest Root

09-25

PAT甲级1013Battle Over Cities

09-25