第一题:1140. Look-and-say Sequence (20)
读懂题意,模拟一下就好。
题解:http://blog.csdn.net/baidu_32048673/article/details/79603275
第二题:1141. PAT Ranking of Institutions (25)
结构体排序
题解:http://blog.csdn.net/baidu_32048673/article/details/79603978
第三题:1142. Maximal Clique (25)
是否是最大的完全图
题解:http://blog.csdn.net/baidu_32048673/article/details/79604377
第四题:1143. Lowest Common Ancestor (30)
最近公共祖先
题解:http://blog.csdn.net/baidu_32048673/article/details/79605397