kaidora:
博客地址:https://www.cnblogs.com/kaidora/
kaidora:
博客地址:https://www.cnblogs.com/kaidora/
[ 题解 ] [ 最小公共父节点 ] E. Family Tree
[ 题解 ] [ 逆推 ] A. Taming the Herd
[ 题解 ] [ 二分+模拟 ] E. Convention
[ 题解 ] [ 公式 ] F. Teleportation
[ 题解 ] [ 贪心 ] H. Roma and Changing Signs (待更名)