import java.util.Arrays; public class Main { public static void main(String[] args) { int[] nums1 = {1, 2, 3, 4, 5, 6, 7}; int k1 = 3; rotate(nums1, k1); System.out.println("轮转后的数组:" + Arrays.toString(nums1)); /
这是Problem 1的反问题,但这一个题难度要稍微大一些,我们考虑一下怎么做。 这里我们也是考虑使用两个栈来求解。区分于队列,栈是先进后出的,因此每做一次栈的操作都会改变元素的顺序。那么假如说我们有两个栈stack1, stack2。那么一开始我们输入数据的时候,可以把它放到stack1里面,只要我们需要输出了,我们就看看s...
solution feat: add solutions to lc problem: No.2434 (#4465) Jun 6, 2025 .clang-format style: update format options Sep 6, 2022 .editorconfig chore: add configuration file .editorconfig (#3336) Jul 31, 2024 .gitignore chore: update .gitignore Apr 26, 2025 ...
solution.add(cur);if(end.equals(cur)){ res.add(newArrayList<String>(solution)); }else{for(String next : nodeNeghbors.get(cur)) {if(distance.get(next) == distance.get(cur)+1) dfs(next, end, wordList, nodeNeghbors, distance, solution, res); } } solution.remove(solution.size()-1...
#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...
classSolution { publicint[] nextGreaterElement(int[] nums1,int[] nums2) { intl1 = nums1.length, l2 = nums2.length; int[] res =newint[l1]; for(inti =0; i < l1; i++){ for(intj =0; j < l2; j++){ if(nums2[j] != nums1[i])//locate the number in nums2 ...
【解答】要数有多少 battleship,并且要求使用 O(1) 的空间复杂度,还不能修改 board 上的数值。 一行一行遍历,每一行中从左往右遍历。对于每一个点,如果左侧和上方都不是 X,那就认为这是一艘新的 battleship。 代码语言:javascript 代码运行次数:0 运行 复制 class Solution { public int countBattleships(char...
leetcode 多是算法题， 多进行数字运算：1. Java 在数字运算方面本来就慢于 Python；2. JVM 启动慢...
Notes: It is intended for this problem to be specified vaguely (ie, no given input specs). You are responsible to gather all the input requirements up front. Input: " -0012a42" Output: -12 Solution: 注意考虑所有Corner Case: null empty string positive or negative start with space overf...
$ leetcode show1--solution Accepted C++O(n)Solution https://discuss.leetcode.com/topic/3294/accepted-c-o-n-solution*Lang:cpp*Votes:221vector<int>twoSum(vector<int>&numbers,inttarget){//Key is the number and value is its index in the vector.unordered_map<int,int>hash;vector<int>result...