修订记录

• 2020/10/06 10:17 2020-2021:teams:farmer_john:2sozx:codeforces_round_668_div._1 2sozx -36 B (当前版本)
• 2020/10/06 10:16 2020-2021:teams:farmer_john:2sozx:codeforces_round_668_div._1 – [E] 2sozx +527 B
• 2020/10/06 10:06 2020-2021:teams:farmer_john:2sozx:codeforces_round_668_div._1 – [D] 2sozx +75 B
• 2020/10/06 10:04 2020-2021:teams:farmer_john:2sozx:codeforces_round_668_div._1 – [C] 2sozx +368 B
• 2020/10/06 10:01 2020-2021:teams:farmer_john:2sozx:codeforces_round_668_div._1 – 创建 2sozx +664 B

显示跟目前版本的差异