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POJ 2891 Strange Way to Express Integers
扩展欧几里德第二题~ 这个题真是搞了好长时间才懂啊~~ 题目大意:  有一个数mod ri 等于ai  ,求这个数,若求不出来输出“-1”。 解题思路: 对于 x=r1(mod a1)          x=r2(mod a2) 相当于解不定方程:x*a1+y*a2=r2-r1 先求解方程:x*a1+y*a2=r2-r1=gcd(a1,a2) 得出解x,则方程x*...
分类:其他好文   时间:2014-08-08 21:27:16    阅读次数:302
uva 10801 - Lift Hopping(最短路Dijkstra)
1 /* 2 题目大意: 3 就是一幢大厦中有0~99的楼层, 然后有1~5个电梯!每个电梯有一定的上升或下降速度和楼层的停止的位置! 4 问从第0层楼到第k层最少经过多长时间到达! 5 6 思路:明显的Dijkstra ,在建图的时候u->v可能...
分类:其他好文   时间:2014-08-08 21:13:26    阅读次数:188
数论F - Strange Way to Express Integers(不互素的的中国剩余定理)
F - Strange Way to Express Integers Time Limit:1000MS     Memory Limit:131072KB     64bit IO Format:%I64d & %I64u Submit Status Description Elina is reading a book written by Rujia...
分类:其他好文   时间:2014-08-07 23:10:15    阅读次数:402
php-fpm: hundreds of seconds in the log
favoriteI have nginx+php-fpm web serverSo I've noticed in php5-fpm.log many strange lines:[03-Sep-2013 09:25:23] NOTICE: [pool www] child 23999 exited...
分类:Web程序   时间:2014-08-06 22:53:12    阅读次数:367
hdu 2899 Strange fuction (二分)
题目链接:http://acm.hdu.edu.cn/showproblem.pihp?pid=2899题目大意:找出满足F(x) = 6 * x^7+8*x^6+7*x^3+5*x^2-y*x (0 2 #include 3 #include 4 using namespace std; 5...
分类:其他好文   时间:2014-08-03 12:42:05    阅读次数:172
POJ1837:Balance(01背包)
Description Gigel has a strange "balance" and he wants to poise it. Actually, the device is different from any other ordinary balance.  It orders two arms of negligible weight and each arm's lengt...
分类:其他好文   时间:2014-08-02 15:30:13    阅读次数:235
测试赛B - Balance(天平的dp问题)
B - Balance Time Limit:1000MS     Memory Limit:30000KB     64bit IO Format:%I64d & %I64u Submit Status Description Gigel has a strange "balance" and he wants to poise it. Actually, t...
分类:其他好文   时间:2014-07-30 17:45:24    阅读次数:271
POJ 1837 Balance (DP)
Description Gigel has a strange "balance" and he wants to poise it. Actually, the device is different from any other ordinary balance. It orders two arms of negligible weight and each arm's length...
分类:其他好文   时间:2014-07-28 16:14:46    阅读次数:244
杭电 1548 A strange lift(广搜)
http://acm.hdu.edu.cn/showproblem.php?pid=1548 A strange lift Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 11341    Accepted Submission...
分类:其他好文   时间:2014-07-26 02:28:36    阅读次数:236
HDU 1548 A strange lift 搜索
A strange lift Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 11341    Accepted Submission(s): 4289 Problem Description There is a str...
分类:其他好文   时间:2014-07-26 02:28:26    阅读次数:228
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