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hdu4328 最大子矩阵问题O(n*m)扫描思想
http://acm.hdu.edu.cn/showproblem.php?pid=4328 Problem Description Mark bought a huge cake, because his friend ray_sun’s birthday is coming. Mark is worried about how to divide the cake si...
分类:其他好文   时间:2015-02-06 11:19:49    阅读次数:173
Lintcode: Backpack II
Given n items with size A[i] and value V[i], and a backpack with size m. What's the maximum value can you put into the backpack?NoteYou cannot divide ...
分类:其他好文   时间:2015-02-04 16:11:44    阅读次数:155
Lintcode: Backpack
Given n items with size A[i], an integer m denotes the size of a backpack. How full you can fill this backpack? NoteYou can not divide any item into s...
分类:其他好文   时间:2015-02-03 09:27:39    阅读次数:160
LeetCode --- 29. Divide Two Integers
题目链接:Divide Two Integers Divide two integers without using multiplication, division and mod operator. If it is overflow, return MAX_INT. 这道题的要求是在不使用乘法、除法、取模运算的前提下实现两个整数相除。如果溢出,返回MAX_INT。 这道题的直接思路是...
分类:其他好文   时间:2015-02-02 23:11:20    阅读次数:158
leetcode 29. Divide Two Integers
Divide two integers without using multiplication, division and mod operator.If it is overflow, return MAX_INT.使用long long避免溢出,注意dividend=0x8000000时容易产...
分类:其他好文   时间:2015-02-02 19:36:13    阅读次数:101
欧拉计划(python) problem 21
Amicable numbers Problem 21 Let d(n) be defined as the sum of proper divisors of n (numbers less than n which divide evenly into n). If d(a) = b and d(b) = a, where a ≠ b, then a and b are ...
分类:编程语言   时间:2015-01-31 12:14:43    阅读次数:221
PWM定制组件实现过程
module pwm_task_logic( clk, pwm_enable, resetn, clock_divide, duty_cycle, pwm_out);//Inputsinput clk; //Input Clock ...
分类:其他好文   时间:2015-01-31 01:46:30    阅读次数:153
[Leetcode][Python]29: Divide Two Integers
# -*- coding: utf8 -*-'''__author__ = 'dabay.wang@gmail.com'29: Divide Two Integershttps://oj.leetcode.com/problems/divide-two-integers/Divide two int...
分类:编程语言   时间:2015-01-30 21:00:37    阅读次数:120
快速排序
算法分析基本思想维基百科中记录:快速排序使用分治法(Divide and conquer)策略来把一个序列(list)分为两个子序列(sub-lists)。步骤为:从数列中挑出一个元素,称为"基准"(pivot),重新排序数列,所有元素比基准值小的摆放在基准前面,所有元素比基准值大的摆在基准的后面(...
分类:编程语言   时间:2015-01-30 17:23:16    阅读次数:233
Leetcode#29 Divide Two Integers
原题地址不用除运算和模运算的除法就退化成最基本的减法如果除数是1,被除数超大,这做减法还不得累死,所以,用位运算加快速度。对于被除数和除数都是正数的情况,除法流程为:用位运算生成小于等于当前被除数一半的数字,然后一口气减掉,如此循环往复,直到被除数小于除数。对于其他被除数和除数当中有负数的情况,为了...
分类:其他好文   时间:2015-01-29 11:58:06    阅读次数:118
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