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UVA471- Magic Numbers
题目链接 题意:s1/s2=N,s1、s2、N都是各个位数上数字不相同的整数。给定N,求有多少个这样的式子并输出。 思路:其实最大的数只能是9876543210,所以我们只要暴力枚举,枚举过程中判断s1、s2是否符合题目要求。 #include #include #include #include #include using namespace std;...
分类:其他好文   时间:2014-08-11 21:21:33    阅读次数:290
UVA 10474:Where is the Marble?(STL初步)
Where is the Marble?  Raju and Meena love to play with Marbles. They have got a lot of marbles with numbers written on them. At the beginning, Raju would place the marbles one after ano...
分类:其他好文   时间:2014-08-11 17:53:02    阅读次数:291
leetcode 刷题之路 77 Permutations II
Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example, [1,1,2] have the following unique permutations: [1,1,2], [1,2,1], and [2,1...
分类:其他好文   时间:2014-08-11 17:49:32    阅读次数:201
11582 - Colossal Fibonacci Numbers!
f (0) = 0 and f (1) = 1f (i+2) = f (i+1) + f (i)  for every i ≥ 0 Sample input three integers a,b,n where 0 ≤ a,b 64 (a and b will not both be zero) and 1 ≤ n ≤ 1000. T a  b  n  ...
分类:其他好文   时间:2014-08-11 12:02:42    阅读次数:220
hdu 1018 Big Number
Problem DescriptionIn many applications very large integers numbers are required. Some of these applications are using keys for secure transmission of...
分类:其他好文   时间:2014-08-11 11:52:02    阅读次数:197
ZOJ2599:Graduated Lexicographical Ordering(非常经典的数位DP)
Consider integer numbers from 1 to n. Let us call the sum of digits of an integer number its weight. Denote the weight of the number x as w(x). Now let us order the numbers using so called graduated ...
分类:其他好文   时间:2014-08-10 18:47:20    阅读次数:406
ZOJ 3790 Consecutive Blocks
给定一个数字序列,最多可以删除k个数字(就相当于链表删除操作,删除后左右序列连接),问,和值最大是多少,题目所指的和值为 相等的连续数字的和比如 1 1 2 1 1 1,原本的和值为3(三个连续的1),如果允许删除一次,则我把2删除,则和值为5(5个连续的1)首先,最后能造成结果最大的,只有一个数字...
分类:其他好文   时间:2014-08-10 18:02:00    阅读次数:238
Longest Consecutive Sequence
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.For example,Given[100, 4, 200, 1, 3, 2],The longest ...
分类:其他好文   时间:2014-08-10 15:33:50    阅读次数:166
【leetcode】Add Two Numbers 解析以及拓展
题目: You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a linked list. Input: (2 -> 4 -> 3) + (5 -> 6 -> 4) Outpu...
分类:其他好文   时间:2014-08-10 13:08:30    阅读次数:296
LeetCode——Permutations
Given a collection of numbers, return all possible permutations. For example, [1,2,3] have the following permutations: [1,2,3], [1,3,2], [2,1,3], [2,3,1], [3,1,2], and [3,2,1]. 原题链接:https://oj...
分类:其他好文   时间:2014-08-10 10:25:50    阅读次数:265
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