来晚了，所以“12秒AK div4”？Codeforces Round #817 (Div. 4) 不算实况的实况：）
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| VIDEOS | |||
| MP4 | N/A | 480P | Download |
| MP4 | N/A | 360P | Download |
| AUDIO | |||
| MP4 | N/A | mp4a.40.2 | Download |
| MP4 | N/A | mp4a.40.2 | Download |
| MP4 | N/A | mp4a.40.2 | Download |
| THUMBNAILS | |||
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JPEG | Origin Image | Download |
完成情况：7 of 7
比赛链接：https://codeforces.com/contest/1722
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// 突然想起今天有场cf，不如就试试屯代码一起交的快乐吧？
比赛链接：https://codeforces.com/contest/1722
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// 突然想起今天有场cf，不如就试试屯代码一起交的快乐吧？
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