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
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
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
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
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
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
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
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
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
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