叙述性说明:这给出了一个矩阵,原来的请求a排列2-sat称号。对于每一位跑步边,跑31位可详细的施工方注意N=1的情况特判,还有检查对称元素是否同样#include #include #include #include #include #include #define pb push_back#i...
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其他好文 时间:
2015-07-25 21:21:16
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DescriptionA magic island Geraldion, where Gerald lives, has its own currency system. It uses banknotes of several values. But the problem is, the sys...
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其他好文 时间:
2015-07-25 21:20:20
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standard outputA magic island Geraldion, where Gerald lives, has its own currency system. It uses banknotes of several values. But the problem is, the...
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其他好文 时间:
2015-07-25 19:45:58
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A Currency System in GeraldionTime Limit:2000MSMemory Limit:262144KB64bit IO Format:%I64d & %I64uDescriptionA magic island Geraldion, where Gerald li....
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其他好文 时间:
2015-07-25 16:43:25
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123
A Currency System in GeraldionTime Limit:2000MSMemory Limit:262144KB64bit IO Format:%I64d & %I64uDescriptionA magic island Geraldion, where Ger...
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其他好文 时间:
2015-07-25 15:11:39
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104
DescriptionA magic island Geraldion, where Gerald lives, has its own currency system. It uses banknotes of several values. But the problem is, the sys...
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其他好文 时间:
2015-07-25 15:04:24
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524
题目:DescriptionA magic island Geraldion, where Gerald lives, has its own currency system. It uses banknotes of several values. But the problem is, the ...
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其他好文 时间:
2015-07-25 15:01:17
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118
Time Limit:2000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64uDescriptionA magic island Geraldion, where Gerald lives, has its own currency sys...
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其他好文 时间:
2015-07-24 22:05:51
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89
Description
A magic island Geraldion, where Gerald lives, has its own currency system. It uses banknotes of several values. But the problem is, the system is not perfect and sometimes it happens th...
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其他好文 时间:
2015-07-24 20:52:47
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101
A0x + B0y = knAx + By = k'n左差得(A - A0)x + (B -B0)y = 0(mod n)所以只要枚举A0, B0的倍数就行了。。公式就是 ( (i*a)%n, (i*b)%n ), i =0, 1, ... , n-1i*a, i*b如果大于n的话 不会影响结果, ...
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其他好文 时间:
2015-07-24 17:35:55
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87