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leetcode-[3]Max Points on a Line
Givennpoints on a 2D plane, find the maximum number of points that lie on the same straight line思路:最多的点,必然是点连成线时,所有斜率相同的最多的组合情况; 那么如果不在同一直线点的组合也可能斜率.....
分类:其他好文   时间:2014-09-20 02:14:26    阅读次数:270
hdu 4002 - Find the maximum
题目:求不超过n的最大的x/φ(x),其中φ(x)是欧拉函数。 分析:数论,大整数。比赛时直接打表计算的。            实际上:φ(n)= n *(1 - 1/p1)*(1 - 1/p2)*(1 - 1/p3)*…*(1 - 1/pt);            所以有:x/φ(x)= 1 /((1 - 1/p1)*(1 - 1/p2)*(1 - 1/p3)*…*(1 - 1/pt)...
分类:其他好文   时间:2014-09-18 18:58:14    阅读次数:148
poj 2479 - Maximum sum
题目:找到一个序列中的两个连续段使得他们的和最大。 分析:dp,最大字段和。双向求最大字段和,枚举结束点找到加和最大值。 说明:与合唱队形类似。(同poj2593)(2011-09-24 02:09) #include #include int data[ 50005 ]; int asum[ 50005 ]; int bsum[ 50005 ]; void msum( int *D...
分类:其他好文   时间:2014-09-17 21:53:22    阅读次数:233
Longest Palindromic Substring -LeetCode
题目 Given a string s,find the longest palindromic substring in S.You may assume that the maximum length of S is 1000,and there exist one unique longes....
分类:其他好文   时间:2014-09-17 21:46:02    阅读次数:238
Leetcode_num2_Maximum Depth of Binary Tree
题目: Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the root node down to the farthest leaf node. AC率第二高的题啦,二项树的最长路径。初看此题...
分类:其他好文   时间:2014-09-17 20:26:52    阅读次数:162
进度条应用(progressbar)
for ($i = 0; $i -lt 100; $i++){$progressbar1.Minimum = 0$progressbar1.Maximum = 99$progressbar1.Value = $i#Start-Sleep 1}
分类:其他好文   时间:2014-09-17 11:57:32    阅读次数:155
LeetCode Maximum Depth of Binary Tree
Given a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root node down to the farthest le...
分类:其他好文   时间:2014-09-16 00:15:49    阅读次数:196
LeetCode:Maximum Subarray
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,?1,2,1,...
分类:其他好文   时间:2014-09-15 15:46:19    阅读次数:183
LeetCode——Binary Tree Maximum Path Sum
Given a binary tree, find the maximum path sum. The path may start and end at any node in the tree. For example: Given the below binary tree, 1 / 2 3 Return 6....
分类:其他好文   时间:2014-09-15 12:58:38    阅读次数:168
leetcode - Longest Palindromic Substring
Given a stringS, find the longest palindromic substring inS. You may assume that the maximum length ofSis 1000, and there exists one unique longest pa...
分类:其他好文   时间:2014-09-14 12:49:37    阅读次数:214
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