Could you do it in-place with O(1) extra space? 算法 代码一 1 public void rotate(int[] nums, int k) { 2 int n = nums.length; 3 int temp; 4 k = k % n; 5 for (int i = 0; i < n / 2; i++) { 6 temp = nums[i]; 7 nums[i] = nums[n - 1 - i]; 8 nums[...
Could you do it in-place with O(1) extra space? Related problem: Reverse Words in a String II 题目标签:Array 题目给了我们一个数组 和 k。 让我们 旋转数组 k 次。 这里有一个很巧妙的方法: 利用数组的length - k 把数组 分为两半; reverse 左边和右边的数组; reverse 总数组。 举一个例子: ...
Leetcode之Rotate Array 问题 andk=3,thearray[1,2,3,4,5,6,7] is rotatedto[5,6,7,1,2,3,4]. 思路分析: 这道题还是很常见的吧,只需要旋转三次就行了。但是,这道...问题描述:Rotateanarrayof n elementstotherightbyksteps. Note: Trytocome up as many solutions ...
arpit.java2blog; public class RotateArrayMain { public static void main(String[] args) { int nums[]={1,2,3,4,5,6,7,8}; System.out.println("Rotate array by shifting one elements by 1 and do it k times"); int[] result1=rotateBruteForce(nums,2); System.out.println("Final ...
Rotate an array of n elements to the right by k steps. For example, with n = 7 and k = 3, the array [1,2,3,4,5,6,7] is rotated to [5,6,7,1,2,3,4]. Note:Try to come up as many solutions as you can, there are at least 3 different ways to solve this problem. [...
LeetCode 189: Rotate Array (Java) 题目: Rotate an array of n elements to the right by k steps. For example, with n = 7 and k = 3, the array [1,2,3,4,5,6,7] is rotated to [5,6,7,1,2,3,4]. 两种解法: 第一种是原地swap,记录下被挤掉的数再接着swap,需要一些时间举栗子...
Hint: Could you do it in-place with O(1 LeetCode编程练习 - Rotate Array学习心得 题目: Rotate an array ofn elements to the right byk steps. For example, withn = 7 andk = 3, the array[1,2,3,4,5,6,7] is rotated to[5,6,7,1,2,3,4]. 将n个元素的数组按k级旋转。例如,n...
Rotate an array by K positions Find Smallest and Largest Element in an Array in Java Find leaders in an array Stock Buy Sell to Maximize Profit Search in a row wise and column wise sorted matrix Find all pairs of elements from an array whose sum is equal to given number Java Program to...
Rotate the image by 90 degrees (clockwise).Follow up:Could you do this in-place?我直接开了一个大小相同的数组resul... Rotate Image 数组 i++ 2d 空间复杂度 原创 MONKEY_D_MENG 2021-08-07 11:47:06 212阅读 Rotate Array Rotate an array ofnelements to the right byksteps.For example,...
STEP 2 ? Calculate the number of times each row needs to be shifted based on the value of k. This can be done using the modulus operator (%). STEP 3 ? For each row in the matrix, create a new array that contains the elements that need to be shifted. STEP 4 ? Use the splice(...