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2014-09-0221:40:461635 - Irrelevant ElementsTime limit: 3.000 secondsYoung cryptoanalyst Georgie is investigating different schemes of generating rand... 阅读全文
posted @ 2014-09-02 21:45
Naturain
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2014-09-0219:13:3212716 GCD XOR题意:输入整数n(1= b) (3)若 gcd(a,b)= a xor b = c ,(a >= b),由(2)得:a - b = k2),所以 a - b = (k1 - k2)× c,所以 a - b >= c。总:a ... 阅读全文
posted @ 2014-09-02 19:27
Naturain
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2014-09-0216:21:26Minimum Sum LCMLCM(Least Common Multiple) of a set of integers is defined as the minimum number, which is a multiple of all integers... 阅读全文
posted @ 2014-09-02 16:23
Naturain
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2014-09-0215:40:07寒假安排Time Limit:2000/1000MS (Java/Others)Memory Limit:128000/64000KB (Java/Others)Problem Description寒假又快要到了,不过对于lzx来说,头疼的事又来了,因为众多的后... 阅读全文
posted @ 2014-09-02 15:43
Naturain
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