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 ...
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其他好文 时间:
2014-05-16 23:18:16
阅读次数:
360
/*
* hdu How many prime numbers
* date 2014/5/13
* state AC
*/
#include
#include
#include
using namespace std;
bool isPrime(int x)
{
int sqr=sqrt(x*1.0);
for(int i=2;i<=sqr;i++)
{...
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其他好文 时间:
2014-05-15 05:07:18
阅读次数:
261
Integers1, 2, 3,...,nare placed on a circle in
the increasing order as in the following figure. We want to construct a sequence
from these numbers on ...
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其他好文 时间:
2014-05-14 02:54:10
阅读次数:
354
1 /** 2 大意:
给定16进制数的16个字母,,求第k大的数,,要求数的长度最大为8.,并且每个数互不相同。 3 思路: 从高到低挨个枚举,每一位能组成的排列数
,拿最高位来说,能做成的排列数为15*A(15,len-i) 4 第二位 A(14,len-2)。。这样就可以...
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其他好文 时间:
2014-05-13 21:58:38
阅读次数:
402
TriangleGiven a triangle, find the minimum path
sum from top to bottom. Each step you may move to adjacent numbers on the row
below.For example, given...
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其他好文 时间:
2014-05-13 18:51:44
阅读次数:
297
n个节点,给定每个节点的子树(包括自己)的节点个数,每个节点如果有子节点必然大于等于2,求这样的数是否存在
n (1?≤?n?≤?24)....
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其他好文 时间:
2014-05-13 14:58:47
阅读次数:
218
Prime Ring Problem
Problem Description
A ring is compose of n circles as shown in diagram. Put natural number 1, 2, ..., n into each circle separately, and the sum of numbers in two adjacent...
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其他好文 时间:
2014-05-13 11:54:17
阅读次数:
444
原题地址:http://oj.leetcode.com/problems/sum-root-to-leaf-numbers/题意:Given
a binary tree containing digits from0-9only, each root-to-leaf path could
repre...
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编程语言 时间:
2014-05-12 01:28:30
阅读次数:
440
1、
??
Surrounded Regions
Given a 2D board containing 'X' and 'O',
capture all regions surrounded by 'X'.
A region is captured by flipping all 'O's into 'X's
in that surrounded region.
For e...
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其他好文 时间:
2014-05-11 18:52:32
阅读次数:
293
1、数组的下标法:直观且容易理解如:int a[5],i;printf("Input five
numbers:");for(i=0;i<5;i++){scanf("%d",&a[i]);}for(i=0;i<5;i++){
printf("%4d",a[i]);}2、数组名首地址法(指针法):指针...
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其他好文 时间:
2014-05-11 00:35:46
阅读次数:
351