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Intersection Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 15055 Accepted: 3937 Description You are to write a program that has to decide 阅读全文
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The Doors Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 8819 Accepted: 3395 Description You are to find the length of the shortest path t 阅读全文
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Intersecting Lines Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 16311 Accepted: 7040 Description We all know that a pair of distinct poi 阅读全文
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Treasure Hunt Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 7217 Accepted: 2965 Description Archeologists from the Antiquities and Curios 阅读全文
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Segments Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 14918 Accepted: 4728 Description Given n segments in the two dimensional space, wr 阅读全文
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[USACO15OPEN]回文的路径Palindromic Paths 题目描述 Farmer John's farm is in the shape of an N \times NN×N grid of fields (1 \le N \le 5001≤N≤500), each labeled 阅读全文
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[USACO07JAN]平衡的阵容Balanced Lineup 题目描述 For the daily milking, Farmer John's N cows (1 ≤ N ≤ 50,000) always line up in the same order. One day Farmer Jo 阅读全文