Ted's 游乐园

Best Reward http://acm.hdu.edu.cn/showproblem.php?pid=3613 Problem Description After an uphill battle, General Li won a great victory. Now the head of state decide to reward him with hono

String Problem http://acm.hdu.edu.cn/showproblem.php?pid=3374 Problem Description Give you a string with length N, you can generate N strings by left shifts. For example let consider the

Power Strings http://poj.org/problem?id=2406 Description Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we

Cyclic Nacklace http://acm.hdu.edu.cn/showproblem.php?pid=3746 Problem Description CC always becomes very depressed at the end of this month, he has checked his credit card yesterday, wit

Period http://poj.org/problem?id=1961 Description For each prefix of a given string S with N characters (each character has an ASCII code between 97 and 126, inclusive), we want to know whe

Seek the Name, Seek the Fame http://poj.org/problem?id=2752 Description The little cat is so famous, that many couples tramp over hill and dale to Byteland, and asked the little cat to give

Oulipo http://poj.org/problem?id=3461 Description The French author Georges Perec (1936–1982) once wrote a book, La disparition, without the letter 'e'. He was a member of the Oulipo group.

A + B for you again http://acm.hdu.edu.cn/showproblem.php?pid=1867 Problem Description Generally speaking, there are a lot of problems about strings processing. Now you encounter another su

Count the string http://acm.hdu.edu.cn/showproblem.php?pid=3336 Problem Description It is well known that AekdyCoin is good at string problems as well as number theory problems. When give

Simpsons’ Hidden Talents http://acm.hdu.edu.cn/showproblem.php?pid=2594 Problem Description Homer: Marge, I just figured out a way to discover some of the talents we weren’t aware we had.

Clairewd’s message http://acm.hdu.edu.cn/showproblem.php?pid=4300 Problem Description Clairewd is a member of FBI. After several years concealing in BUPT, she intercepted some important m