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hdu3068 最长回文 http://acm.hdu.edu.cn/showproblem.php?pid=3068 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem D 阅读全文
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Musical Theme http://poj.org/problem?id=1743 Time Limit: 1000MS Memory Limit: 30000K Description A musical melody is represented as a sequence of N (1 阅读全文
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CRB and Queries http://acm.hdu.edu.cn/showproblem.php?pid=5412 Time Limit: 12000/6000 MS (Java/Others) Memory Limit: 131072/131072 K (Java/Others) Pro 阅读全文
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Desert King http://poj.org/problem?id=2728 Time Limit: 3000MS Memory Limit: 65536K Description David the Great has just become the king of a desert co 阅读全文
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Dropping tests http://poj.org/problem?id=2976 Time Limit: 1000MS Memory Limit: 65536K Description In a certain course, you take n tests. If you get ai 阅读全文
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Can you find it? http://acm.hdu.edu.cn/showproblem.php?pid=2141 Time Limit: 10000/3000 MS (Java/Others) Memory Limit: 32768/10000 K (Java/Others) Prob 阅读全文
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Matrix http://poj.org/problem?id=2155 Time Limit: 3000MS Memory Limit: 65536K Description Given an N*N matrix A, whose elements are either 0 or 1. A[i 阅读全文