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很像廊桥分配
题目 3448 [USACO06FEB] Stall Reservations S
2022-08-21 17:48:10
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1
题目 3448 [USACO06FEB] Stall Reservations S
2022-08-21 17:46:59
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注意两个牛交集不可以被分到一个畜栏
题目 3448 [USACO06FEB] Stall Reservations S
2022-08-21 17:46:40
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