Description: 2897: English acronym to set a string of a number of English words generated by the first letter acronym (acronym), the, a, an, of, for and and is ignored.
2895:
Recurring decimal
Given a score, to determine whether it is an infinite recurring decimal, and outputs its first loop section
2531:
Boat
Spring, the laboratory collective Changfeng Park boating.
Laboratory n (1 <= N <= 2000) individuals, each person weighs ci the load capacity of each vessel of the Changfeng Park K, a maximum multiply the two. Assume that each person can only take a boat, you need at least the number of vessels in order to allow the laboratory of all boating time?
2019:
1-Encryption
An integer (32-bit unsigned integer) encryption rules are as follows:
(1) the low 16 and 16 interchange
(2) low 16 bitwise
3 XOR of the 16 high and 16 low at this time, the result is stored into the high 16
Write a program to encrypt a given integer
2009:
Query Ⅱ
Give you a number and then ask yo
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