leetcode.com 2025-08-23
🔴3197.find-the-minimum-area-to-cover-all-ones-ii
🏷️ Tags
#array #enumeration #matrix
🔴3197.find-the-minimum-area-to-cover-all-ones-ii
🏷️ Tags
#array #enumeration #matrix
Telegraph
find-the-minimum-area-to-cover-all-ones-ii
You are given a 2D binary array grid. You need to find 3 non-overlapping rectangles having non-zero areas with horizontal and vertical sides such that all the 1's in grid lie inside these rectangles. Return the minimum possible sum of the area of these rectangles.…
leetcode.cn 2025-08-24
🟡1493.longest-subarray-of-1s-after-deleting-one-element
🏷️ Tags
#array #dynamic_programming #sliding_window
🟡1493.longest-subarray-of-1s-after-deleting-one-element
🏷️ Tags
#array #dynamic_programming #sliding_window
Telegraph
longest-subarray-of-1s-after-deleting-one-element
给你一个二进制数组 nums ,你需要从中删掉一个元素。 请你在删掉元素的结果数组中,返回最长的且只包含 1 的非空子数组的长度。 如果不存在这样的子数组,请返回 0 。 提示 1: 输入:nums = [1,1,0,1] 输出:3 解释:删掉位置 2 的数后,[1,1,1] 包含 3 个 1 。 示例 2: 输入:nums = [0,1,1,1,0,1,1,0,1] 输出:5 解释:删掉位置 4 的数字后,[0,1,1,1,1,1,0,1] 的最长全 1 子数组为 [1,1,1,1,1] 。 示例…
leetcode.com 2025-08-24
🟡1493.longest-subarray-of-1s-after-deleting-one-element
🏷️ Tags
#array #dynamic_programming #sliding_window
🟡1493.longest-subarray-of-1s-after-deleting-one-element
🏷️ Tags
#array #dynamic_programming #sliding_window
Telegraph
longest-subarray-of-1s-after-deleting-one-element
Given a binary array nums, you should delete one element from it. Return the size of the longest non-empty subarray containing only 1's in the resulting array. Return 0 if there is no such subarray. Example 1: Input: nums = [1,1,0,1] Output: 3 Explanation:…
leetcode.cn 2025-08-27
🔴3459.length-of-longest-v-shaped-diagonal-segment
🏷️ Tags
#memoization #array #dynamic_programming #matrix
🔴3459.length-of-longest-v-shaped-diagonal-segment
🏷️ Tags
#memoization #array #dynamic_programming #matrix
Telegraph
length-of-longest-v-shaped-diagonal-segment
给你一个大小为 n x m 的二维整数矩阵 grid,其中每个元素的值为 0、1 或 2。 V 形对角线段 定义如下:
leetcode.com 2025-08-27
🔴3459.length-of-longest-v-shaped-diagonal-segment
🏷️ Tags
#memoization #array #dynamic_programming #matrix
🔴3459.length-of-longest-v-shaped-diagonal-segment
🏷️ Tags
#memoization #array #dynamic_programming #matrix
Telegraph
length-of-longest-v-shaped-diagonal-segment
You are given a 2D integer matrix grid of size n x m, where each element is either 0, 1, or 2. A V-shaped diagonal segment is defined as:
leetcode.cn 2025-09-02
🟡3025.find-the-number-of-ways-to-place-people-i
🏷️ Tags
#geometry #array #math #enumeration #sorting
🟡3025.find-the-number-of-ways-to-place-people-i
🏷️ Tags
#geometry #array #math #enumeration #sorting
Telegraph
find-the-number-of-ways-to-place-people-i
给你一个 n x 2 的二维数组 points ,它表示二维平面上的一些点坐标,其中 points[i] = [xi, yi] 。 计算点对 (A, B) 的数量,其中