ID 题目 显示标签 隐藏标签 AC / 尝试 难度
3677 P2843   暗杀 0 / 0 5
3584 P2845   [USACO15DEC] Switching on the Lights S 0 / 0 4
3668 P2846   [USACO08NOV] Light Switching G 0 / 0 4
3679 P2847   [USACO16DEC] Moocast G 0 / 0 3
3681 P2848   [USACO16DEC] Cow Checklist G 0 / 0 4
3676 P2849   [USACO14DEC] Marathon S 0 / 0 3
3682 P2850   [USACO06DEC] Wormholes G 0 / 0 4
3683 P2851   [USACO06DEC] The Fewest Coins G 0 / 0 5
3684 P2852   [USACO06DEC] Milk Patterns G 0 / 0 4
3685 P2853   [USACO06DEC] Cow Picnic S 0 / 0 3
3686 P2854   [USACO06DEC] Cow Roller Coaster S 0 / 0 4
3687 P2855   [USACO06DEC] River Hopscotch S 0 / 0 3
3688 P2856   [USACO06FEB] Cellphones G 0 / 0 4
3689 P2857   [USACO06FEB] Steady Cow Assignment G 0 / 0 6
3690 P2858   [USACO06FEB] Treats for the Cows G/S 0 / 0 3
3691 P2859   [USACO06FEB] Stall Reservations S 0 / 0 5
3692 P2860   [USACO06JAN] Redundant Paths G 0 / 0 5
3693 P2861   [USACO06JAN] Roping the Field G 0 / 0 5
3694 P2862   [USACO06JAN] Corral the Cows G 0 / 0 4
3695 P2863   [USACO06JAN] The Cow Prom S 0 / 0 4
3696 P2864   [USACO06JAN] The Grove S 0 / 0 5
3697 P2865   [USACO06NOV] Roadblocks G 6 / 27 5
3698 P2866   [USACO06NOV] Bad Hair Day S 0 / 0 3
3699 P2867   [USACO06NOV] Big Square S 0 / 0 4
3700 P2868   [USACO07DEC] Sightseeing Cows G 0 / 0 6
3701 P2869   [USACO07DEC] Gourmet Grazers G 0 / 0 5
3702 P2870   [USACO07DEC] Best Cow Line G 0 / 0 5
3703 P2871   [USACO07DEC] Charm Bracelet S 2 / 2 2
3704 P2872   [USACO07DEC] Building Roads S 4 / 6 3
3705 P2873   [USACO07DEC] Mud Puddles S 0 / 0 2
3706 P2874   [USACO07FEB] Building A New Barn G 0 / 0 5
3707 P2875   [USACO07FEB] The Cow Lexicon S 0 / 0 5
3708 P2876   [USACO07JAN] Problem Solving G 0 / 0 5
3709 P2877   [USACO07JAN] Cow School G 0 / 0 6
3710 P2878   [USACO07JAN] Protecting the Flowers S 0 / 0 3
3711 P2879   [USACO07JAN] Tallest Cow S 0 / 0 3
3712 P2880   [USACO07JAN] Balanced Lineup G 0 / 0 3
3713 P2881   [USACO07MAR] Ranking the Cows G 0 / 0 4
3714 P2882   [USACO07MAR] Face The Right Way G 0 / 0 4
3715 P2883   [USACO07MAR] Cow Traffic S 0 / 0 5
3716 P2884   [USACO07MAR] Monthly Expense S 0 / 0 3
3717 P2885   [USACO07NOV] Telephone Wire G 0 / 0 5
3718 P2886   [USACO07NOV] Cow Relays G 0 / 0 5
3719 P2887   [USACO07NOV] Sunscreen G 0 / 0 3
1785 P2888   [USACO07NOV] Cow Hurdles S 14 / 28 3
3720 P2889   [USACO07NOV] Milking Time S 0 / 0 3
3721 P2890   [USACO07OPEN] Cheapest Palindrome G 0 / 0 4
3722 P2891   [USACO07OPEN] Dining G 0 / 0 6
4777 P2892   [NOI2007] 追捕盗贼 0 / 0 7
3724 P2893   [USACO08FEB] Making the Grade G 0 / 0 5

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