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hdu 1506 Largest Rectangle in a Histogram(单调栈)
题意:给出n个宽度为1 高度为hi的长方形 问能圈出的最大长方形面积多大思路:http://blog.csdn.net/dgq8211/article/details/7740610#include#include#include#include#includeusing namespace ...
分类:其他好文   时间:2015-04-06 16:59:57    阅读次数:118
poj 2549 Sumsets
N - Sumsets Time Limit:1000MS     Memory Limit:65536KB     64bit IO Format:%I64d & %I64u Submit Status Practice POJ 2549 Description Given S, a set of integers, find the largest d ...
分类:其他好文   时间:2015-04-06 08:56:29    阅读次数:125
[LeetCode]Largest Number, 解题报告
目录目录 题目 思路 AC代码题目 Given a list of non negative integers, arrange them such that they form the largest number. For example, given [3, 30, 34, 5, 9], the largest formed number is 9534330. Not...
分类:其他好文   时间:2015-04-05 13:22:34    阅读次数:140
[LeetCode 179] Largest Number
题目链接:largest-number import java.util.ArrayList; import java.util.Comparator; import java.util.List; /** * Given a list of non negative integers, arrange them such that they form the largest n...
分类:其他好文   时间:2015-04-04 12:19:51    阅读次数:146
LeetCode --- 84. Largest Rectangle in Histogram
题目链接:Largest Rectangle in Histogram Given n non-negative integers representing the histogram's bar height where the width of each bar is 1, find the area of largest rectangle in the histogram. ...
分类:其他好文   时间:2015-04-03 17:18:59    阅读次数:128
hdu 1506 Largest Rectangle in a Histogram (DP)
Largest Rectangle in a Histogram Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 12947    Accepted Submission(s): 3653 Problem Des...
分类:其他好文   时间:2015-04-03 15:28:51    阅读次数:158
letcode code]Maximum Subarray
1 题目:Find the contiguous subarray within an array (containing at least one number) which has the largest sum.For example, given the array[?2,1,?3,4,?1...
分类:其他好文   时间:2015-04-02 22:06:17    阅读次数:166
leetcode_num179_Largest Number
Given a list of non negative integers, arrange them such that they form the largest number. For example, given [3, 30, 34, 5, 9], the largest formed number is 9534330. 两两比较 可以利用sort函数来排序,自定义comp...
分类:其他好文   时间:2015-04-01 19:59:41    阅读次数:120
[LeetCode] Maximal Rectangle
Maximal Rectangle  Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing all ones and return its area. 解题思路; 题意表示找到右全1形成的最大的矩形块。 解法1: 用动态规划做,若d[i][j]表示以matrix[...
分类:其他好文   时间:2015-03-31 22:15:43    阅读次数:159
HDU1506: Largest Rectangle in a Histogram(最大子矩阵,好题动态优化左右边界)
题目:http://acm.hdu.edu.cn/showproblem.php?pid=1506刚开始没考虑时间复杂度,直接敲了,直接tle了,之后没有思路,然后看题解,看见大神写的优化非常棒。大神的解释:(其实对于w[i]来说,如果去求后面连续的值,完全没必要一个个去比对,直接看w[i-1]的值...
分类:其他好文   时间:2015-03-31 19:39:33    阅读次数:143
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