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HDU 4228 Flooring Tiles 反素数的应用
给你一个数N,找出一个最小的可以拆分成N种乘积表达形式的数x 比如N=2,6可以拆成2x3或者1x6两种,但不是最小的,最小的是4可以拆成1x4,2x2两种 首先可以肯定的是x必然有N*2或者是N*2-1(完全平方的情况)个约数 利用求反素数的过程求出约数为N*2和N*2-1个的最小的数 #incl...
分类:其他好文   时间:2014-07-16 21:21:11    阅读次数:196
B广搜深搜
/* B - 广搜/深搜 基础 Time Limit:1000MS Memory Limit:30000KB 64bit IO Format:%I64d & %I64u Submit Status Description There is a rectangular room, covered with square tiles. Each tile is colored ei...
分类:其他好文   时间:2014-07-13 14:08:05    阅读次数:237
HDU1312——Red and Black
Red and BlackProblem DescriptionThere is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on...
分类:其他好文   时间:2014-07-13 13:10:07    阅读次数:220
poj 2506 Tiling
Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7461   Accepted: 3645 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles?  ...
分类:其他好文   时间:2014-07-10 20:04:45    阅读次数:184
poj 2506 Tiling
Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7454   Accepted: 3640 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles?  ...
分类:其他好文   时间:2014-07-09 09:40:34    阅读次数:249
POJ 2506:Tiling
Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7452   Accepted: 3639 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles?...
分类:其他好文   时间:2014-07-09 09:31:22    阅读次数:204
POJ 2506 Tiling
Tiling Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 7437   Accepted: 3635 Description In how many ways can you tile a 2xn rectangle by 2x1 or 2x2 tiles? ...
分类:其他好文   时间:2014-07-08 18:57:27    阅读次数:146
HDU 4228 Flooring Tiles 反素数
推出了结论,万万没想到最后用搜索。。 还想dp来着。。 #include #include #include #include #include #include #include #include using namespace std; #define ll long long #define N 1000005 ll prime[N],primenum;//有primen...
分类:其他好文   时间:2014-07-08 17:26:17    阅读次数:214
hust 1511 Dominos 2
题目描述Dominos are lots of fun. Children like to stand the tiles on their side in long lines. When one domino falls, it knocks down the next one, which k...
分类:其他好文   时间:2014-06-13 08:09:51    阅读次数:318
hust 1260 Dominos && hust 1516 Dominos
题目描述Dominos are lots of fun. Children like to stand the tiles on their side in long lines. When one domino falls, it knocks down the next one, which k...
分类:其他好文   时间:2014-06-10 12:08:55    阅读次数:232
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