Codeforces Round #498 (Div. 3) F. Xor-Paths(折半搜索)Codeforces Round #498 (Div. 3) F. Xor-Paths
Codeforces Round #498 (Div. 3) F. Xor-Pathsemmmm,多校的题目做傻了,昨晚看到这题就蒙蔽了,已经菜到连div3 F 都无法识破了......说白了这就折半搜索的裸题. 传送门#include<cstdio>#include<cstring>#include<algorithm>#inc...