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Hdu5015 233 Matrix矩阵
每一列能由前一列推过来,构造一个(n+2)*(n+2)的矩阵B,第k列 就等于 所构造的第一列A*B^(k-1)比如233 10 10 10 0 2333a1+233 * 1 1 0 = a1+233+2333a1+a2...
分类:其他好文   时间:2014-10-30 22:32:21    阅读次数:192
DM8168 unrecoverable error: OMX_ErrorBadParameter (0x80001005) [resolved]
DM8168 custom board 成功启动系统之后想先测一下8168编解码功能,把开发包里的examples跑一遍。启动完成后,连上HDMI显示,在starting Matrix GUI application后HDMI已经有输出了,这时候优先选择了decode_display功能来测试。 root@8168:/usr/share/ti/ti-omx# ./decode_display_a...
分类:其他好文   时间:2014-10-30 21:02:31    阅读次数:338
leetcode Rotate Image
题目:You are given annxn2D matrix representing an image.Rotate the image by 90 degrees (clockwise).Follow up:Could you do this in-place?在原址上进行将矩阵旋转90度。如...
分类:其他好文   时间:2014-10-30 19:03:07    阅读次数:208
HDU 4965 Fast Matrix Caculation ( 矩阵乘法 + 矩阵快速幂 + 矩阵乘法的结合律 )
HDU 4965 Fast Matrix Calculation ( 矩阵乘法 + 矩阵快速幂 + 矩阵乘法的结合律 )#include #include #include using namespace std;#define MAX_SIZE 1001#define CLR( a, b ) me...
分类:其他好文   时间:2014-10-30 18:59:38    阅读次数:180
hdu 1575 Tr A(矩阵快速幂入门)
Tr A Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2977    Accepted Submission(s): 2217 Problem Description A为一个方阵,则Tr A表示A的迹(就是主...
分类:其他好文   时间:2014-10-30 10:22:53    阅读次数:144
poj 3613 Cow Relays
Cow Relays Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 5411   Accepted: 2153 Description For their physical fitness program, N (2 ≤ N ≤ 1,000,000) cows h...
分类:其他好文   时间:2014-10-30 10:22:45    阅读次数:195
ACM学习历程——HDU5015 233 Matrix(矩阵快速幂)(2014陕西网赛)
DescriptionIn our daily life we often use 233 to express our feelings. Actually, we may say 2333, 23333, or 233333 ... in the same meaning. And here i...
分类:其他好文   时间:2014-10-29 21:19:28    阅读次数:171
POJ3233(矩阵二分再二分)
题目很有简单: Description Given a n × n matrix A and a positive integer k, find the sum S = A + A2 + A3 + … + Ak. Output S mod m 范围:n (n ≤ 30), k (k ≤ 109) and m (m 4).  显然,暴力是不能解决问题,这题目很有意思...
分类:其他好文   时间:2014-10-29 19:29:27    阅读次数:176
[LeetCode]Set Matrix Zeroes
Given a m x n matrix, if an element is 0, set its entire row and column to 0. Do it in place. click to show follow up. Follow up: Did you use extra space? A straight forward solution using O(m...
分类:其他好文   时间:2014-10-29 17:02:17    阅读次数:206
poj 1147 Binary codes
Binary codes Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 5647   Accepted: 2201 Description Consider a binary string (b1…bN) with N binary digits. Given s...
分类:其他好文   时间:2014-10-29 14:59:04    阅读次数:127
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