Description
A number that will be the same when it is written forwards or backwards is known as a palindromic number. For example, 1234321 is a palindromic number.
We call a number generalized p...
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其他好文 时间:
2014-09-07 22:31:15
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241
题目连接 :http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemId=5348牡丹江网络赛的题,比赛的时候想到做法的,但是一直没调出来,赛后也调了些时间,最近代码能力堪忧啊~有好多做法, 我的做法是二分下界low,即判断在low到n-1之间...
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其他好文 时间:
2014-09-07 21:07:25
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270
题目链接:点击打开链接
题意:
给定一个数n
找一个最大的数u使得u
枚举前面有多少位是一样的。然后分类讨论。啪啦啪啦
#include
#include
#include
#include
#include
using namespace std;
typedef long long ll;
const int N = 22;
int pie[N], piesize;
ll ...
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其他好文 时间:
2014-09-07 19:52:35
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252
一开始觉得是数位DP,后来想不出来。 但是感觉爆搜+剪枝可以过,于是就过了。。#include #include #include using namespace std;typedef long long LL;const int maxn = 50;int lim[maxn], len;LL n...
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其他好文 时间:
2014-09-07 18:32:55
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177
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longes...
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其他好文 时间:
2014-08-26 19:09:06
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153
Problem 36
The decimal number, 585 = 10010010012 (binary), is palindromic in both bases.
Find the sum of all numbers, less than one million, which are palindromic in base 10 and base 2.
(Please...
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其他好文 时间:
2014-08-25 10:06:04
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198
Longest Palindromic Substring
Total Accepted: 17474 Total
Submissions: 84472My Submissions
Given a string S, find the longest palindromic substring in S. You may assume that the maximum l...
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其他好文 时间:
2014-08-24 16:46:02
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190
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...
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其他好文 时间:
2014-08-23 21:35:21
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264
2D DP is an intuitive solution of course, but I got an MLE error, so I simplified it into a 1D DP:class Solution {public: void goDp(vector &dp, int...
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其他好文 时间:
2014-08-06 06:14:40
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196
题目原文:
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of
S is 1000, and there exists one unique longest palindromic substring.
题意解析:
最长回文子串。就是...
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其他好文 时间:
2014-08-05 15:56:59
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290