Lawrence Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Other…

locker Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)…

Palindrome Sub-Array 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=4618 Description 　A palindrome sequence i…

Clairewd’s message Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (…

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1006 题目大意：钟表有时、分、秒3根指针。当任意两根指针间夹角大于等于n°时，就说他们是happy的，问一天有百分之多少时…

The time of a day Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65768/65768 K (J…

Friends 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5305 Description There are n people and m pairs of fri…

GCD of Sequence Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 65535/65535 K (Jav…

Magic boy Bi Luo with his excited tree 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5834 Description Bi Luo…

Rikka with Parenthesis II 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5831 Description As we know, Rikka i…

Air Raid Time Limit: 1 Sec  Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=1151…

Count The Pairs Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 65535/65535 K (J…