ID 题目 显示标签 隐藏标签 AC / 尝试 难度
464 P1472   [USACO2.3] 奶牛家谱 Cow Pedigrees 0 / 0 5
465 P1473   [USACO2.3] 零的数列 Zero Sum 0 / 0 3
466 P1474   [USACO2.3] Money System / [USACO07OCT] Cow Cash G 0 / 0 3
467 P1475   [USACO2.3] 控制公司 Controlling Companies 0 / 0 3
510 P1518   [USACO2.4] 两只塔姆沃斯牛 The Tamworth Two 0 / 0 3
511 P1519   [USACO2.4] 穿越栅栏 Overfencing 0 / 0 3
514 P1522   [USACO2.4] 牛的旅行 Cow Tours 0 / 0 4
521 P1529   [USACO2.4] 回家 Bessie Come Home 0 / 0 3
522 P1530   [USACO2.4] 分数化小数 Fractions to Decimals 0 / 0 3
527 P1535   [USACO08MAR] Cow Travelling S 0 / 0 3
537 P1545   [USACO04DEC] Dividing the Path G 0 / 0 5
538 P1546   [USACO3.1] 最短网络 Agri-Net 0 / 0 3
539 P1547   [USACO05MAR] Out of Hay S 0 / 0 3
542 P1550   [USACO08OCT] Watering Hole G 0 / 0 3
546 P1554   梦中的统计 0 / 0 1
547 P1555   尴尬的数字 0 / 0 3
548 P1556   幸福的路 0 / 0 4
549 P1557   Kruscal的加法 0 / 0 4
552 P1560   [USACO5.2] 蜗牛的旅行Snail Trails 0 / 0 5
553 P1561   [USACO12JAN] Mountain Climbing S 0 / 0 6

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