classSolution{publicintsearch(int[] nums,inttarget){intlen = nums.length;intleft =0, right = len-1;while(left <= right){intmid = (left + right) /2;if(nums[mid] == target)returnmid;elseif(nums[mid] < nums[right]){if(nums[mid] < target && target <= nums[right]) left = mi...
classSolution {publicintsearch(int[] nums,inttarget) {returnsearch(nums, 0, nums.length - 1, target); }privateintsearch(int[] nums,intlow,inthigh,inttarget) {if(low >high)return-1;intmid = (low + high) / 2;if(nums[mid] ==target)returnmid;if(nums[mid] <nums[high]) { //后...
我们对上面任意一个旋转数组进行查找给定值,如示例1为对上面的旋转数组4查找给定值0,查找过程如下所示: 上述分析所对应的java代码如下所示: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 classSolution{publicintsearch(int[]nums,int target){if(nums==null||nums.length==0)return-1;int low=0,high=...
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public class Solution { public String reverseWords(String s) { // 使用trim()方法去除字符串前后的空格 s = s.trim(); // 使用StringBuilder来存储结果,避免频繁的字符串拼接操作 StringBuilder sb = new StringBuilder(); // 定义一个双指针,分别指向字符串的开头和末尾 int start = 0; int end = s...
discuss/2921/Share-my-Java-solution-using-dynamic-programming 。 公式还是这个不变 首先定义 P(ij)。 P(i,j)={trues[i,j]是回文串falses[i,j]不是回文串P(i,j)=\begin{cases}true& \text{s[i,j]是回文串}\\false& \text{s[i,j]不是串}\end{cases}(i,j)=⎩⎪⎨⎧truefalse...
支持Java、C++、JavaScript、Python2、Python3、Go 六种热门编程语言,让广大的程序员可以自由选择自己擅长的语言; LintCode上每一道题都设有中文和英文描述,同时满足国内及海外用户,可以根据自己的喜好自由设置。 LintCode 使用指南 1、直接刷题 进入LintCode 主页,在顶部“算法”菜单中选择“全部题目”,题库已经按...
class Solution { public: vector<vector<int>>result;//存放最终的结果 vector<int>temp;//存储单个数组 void backtracking(vector<int>& candidates, int target,int sum,int start) { //sum用于记录temp里的元素总和 if (sum>target) { return;
代码实现(java实现,只允许有非负数) class Solution { public int[] sortArray(int[] nums) { if (nums.length < 2) return array; int max = nums[0]; for (int i = 1; i < nums.length; i++) { max = Math.max(max, nums[i]); ...
#TitleSolutionDifficultyAnalysis 306 Additive Number Java Medium 305 Number of Islands II Java Hard 304 Range Sum Query 2D - Immutable Java Medium 303 Range Sum Query - Immutable Java Easy 302 Smallest Rectangle Enclosing Black Pixels Java Medium 300 Longest Increasing Subsequence Java Medium...