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Arrays.copyof
public static int[] copyOf(int[] original, int newLength) { int[] copy = new int[newLength]; System.arraycopy(original, 0, copy, 0, ...
分类:其他好文   时间:2014-10-10 00:37:31    阅读次数:891
leetcode 2.Median of Two Sorted Arrays
Median of Two Sorted Arrays Problem:There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The ov...
分类:其他好文   时间:2014-10-10 00:04:57    阅读次数:296
七种语言生成随即数
Javaimport java.util.Random;import java.util.Arrays;public class RandJava{ public static void main(String args[]){ int []seeds = {10,23,7,19,1,22,7}.....
分类:其他好文   时间:2014-10-09 16:32:27    阅读次数:132
第十二题 Merge Sorted Array
Given two sorted integer arrays A and B, merge B into A as one sorted array. Note: You may assume that A has enough space (size that is greater or equal to m + n) to hold additional elements fro...
分类:其他好文   时间:2014-10-09 15:58:28    阅读次数:232
Finding intersection of two sorted arrays
Find the intersection of two sorted arrays.Let’s called array1 as A and array2 as B, each with size m and n.The obvious brute-force solution is to sca...
分类:其他好文   时间:2014-10-09 14:20:13    阅读次数:161
C++之vector
1、简介Vector属于顺序容器,代表可改变大小的数组。像数组一样,vector使用连续存储,意味着它们的元素可以使用偏移来访问。不同于数组,它们的规模可以动态改变。Vectors are sequence containers representing arrays that can change...
分类:编程语言   时间:2014-10-09 00:26:07    阅读次数:243
Median of Two Sorted Arrays
[leetcode]There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity should be O(log (m+n))....
分类:其他好文   时间:2014-10-08 14:00:15    阅读次数:147
反射单例
package com.mycon.app;import java.lang.reflect.Constructor;import java.util.Arrays;public class SingletonTest { @SuppressWarnings("rawtypes") ...
分类:其他好文   时间:2014-10-08 01:17:34    阅读次数:250
leetcode--Median of Two Sorted Arrays
Problem:There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays. The overall run time complexity sh...
分类:其他好文   时间:2014-10-08 00:27:44    阅读次数:321
spark示例——WordCount修改版
java代码:注:打包的时候一个依赖jar都不要。import java.util.Arrays;import java.util.List;import java.util.regex.Pattern;import org.apache.hadoop.io.IntWritable;import o...
分类:其他好文   时间:2014-10-07 14:59:43    阅读次数:200
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