PAT甲级1136~1140|C++实现

PAT甲级1136 A Delayed Palindrome (20分)|C++实现

PAT甲级1137 Final Grading (25分)|C++实现

PAT甲级1138 Postorder Traversal (25分)|C++实现

PAT甲级1139 First Contact (30分)|C++实现

PAT甲级1140 Look-and-say Sequence (20分)|C++实现