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摘要： USACO 2023 February Contest, Bronze 比赛链接 1 Hungry Cow Bessie is a hungry cow. Each day, for dinner, if there is a haybale in the barn, she will eat on 阅读全文

摘要： 2 Cow-libi Note: The time limit for this problem is 4s, two times the default. Somebody has been grazing in Farmer John’s (1≤G≤105) private gardens! U 阅读全文