2019 CCPC Online Contest

Problem A

Solved by Xiejiadong. 00:19:03 (+1)

题意：给出 $A$ 和 $B$ ，求最小的 $C$ 使得 $(A\; xor \; C)\; and \; (B\; xor\; C)$ 。

题解：

Problem B

Solved by Xiejiadong && Kilo_5723. 04:27:56 (+2)

Problem C

Solved by Xiejiadong. 03:00:29 (+2)

Problem D

Solved by Kilo_5723. 03:06:41 (+1)

Problem E

Solved by Weaver_zhu. 01:03:31 (+)

Problem F

Solved by Kilo_5723. 00:17:27 (+1)

Problem G

Solved by Kilo_5723. 00:06:32 (+)

Problem H

Solved by Kilo_5723. 01:16:27 (+)

Problem I

Unsolved.

Problem J

Unsolved.

Problem K

Unsolved.