递推
A1110 1110 Complete Binary Tree (25 point(s))
二叉树的建立,完全二叉树判断
A1111 Online Map (30 point(s))
求最短路径,Dijskstra
A1112 Stucked Keyboard (20 point(s))
坏键问题
A1113 Integer Set Partition (25 point(s))
简单题,使 ∣S1−S2∣最小
A1114 Family Property (25 point(s))
并查集应用
A1115 Counting Nodes in a BST (30 point(s))
二叉查找树建树,层序
A1116 Come on! Let's C (20 point(s))
map应用,素数判断
A1117 Eddington Number (25 point(s))
简单推理
A1118 Birds in Forest (25 point(s))
并查集的应用