Japan Registry Services (JPRS) Programming Contest 2024 (AtCoder Beginner Contest 339)(A~C)
感觉区分度不明显,D题之后感觉都有arc的难度了。A-TLD输出字符串最后一个.之后的内容,比如www.baidu.com,输出com扫一遍输出#include//#defineintlonglong#defineper(i,j,k)for(int(i)=(j);(i)=(k);--(i))#definefrfirst#definesesecond#defineendl'\n'usingnames