leetcode.cn 2025-11-15
🟡3234.count-the-number-of-substrings-with-dominant-ones
🏷️ Tags
#string #enumeration #sliding_window
🟡3234.count-the-number-of-substrings-with-dominant-ones
🏷️ Tags
#string #enumeration #sliding_window
Telegraph
count-the-number-of-substrings-with-dominant-ones
给你一个二进制字符串 s。 请你统计并返回其中 1 显著 的 子字符串 的数量。 如果字符串中 1 的数量 大于或等于 0 的数量的 平方,则认为该字符串是一个 1 显著 的字符串 。 示例 1: 输入:s = "00011" 输出:5 解释: 1 显著的子字符串如下表所示。
leetcode.com 2025-11-15
🟡3234.count-the-number-of-substrings-with-dominant-ones
🏷️ Tags
#string #enumeration #sliding_window
🟡3234.count-the-number-of-substrings-with-dominant-ones
🏷️ Tags
#string #enumeration #sliding_window
Telegraph
count-the-number-of-substrings-with-dominant-ones
You are given a binary string s. Return the number of substrings with dominant ones. A string has dominant ones if the number of ones in the string is greater than or equal to the square of the number of zeros in the string. Example 1: Input: s = "00011"…
leetcode.cn 2026-01-16
🟡2975.maximum-square-area-by-removing-fences-from-a-field
🏷️ Tags
#array #hash_table #enumeration
🟡2975.maximum-square-area-by-removing-fences-from-a-field
🏷️ Tags
#array #hash_table #enumeration
Telegraph
maximum-square-area-by-removing-fences-from-a-field
有一个大型的 (m - 1) x (n - 1) 矩形田地,其两个对角分别是 (1, 1) 和 (m, n) ,田地内部有一些水平栅栏和垂直栅栏,分别由数组 hFences 和 vFences 给出。 水平栅栏为坐标 (hFences[i], 1) 到 (hFences[i], n),垂直栅栏为坐标 (1, vFences[i]) 到 (m, vFences[i]) 。 返回通过 移除 一些栅栏(可能不移除)所能形成的最大面积的 正方形 田地的面积,或者如果无法形成正方形田地则返回 -1。 由于答案可能很大,所以请返回结果对…
leetcode.com 2026-01-16
🟡2975.maximum-square-area-by-removing-fences-from-a-field
🏷️ Tags
#array #hash_table #enumeration
🟡2975.maximum-square-area-by-removing-fences-from-a-field
🏷️ Tags
#array #hash_table #enumeration
Telegraph
maximum-square-area-by-removing-fences-from-a-field
There is a large (m - 1) x (n - 1) rectangular field with corners at (1, 1) and (m, n) containing some horizontal and vertical fences given in arrays hFences and vFences respectively. Horizontal fences are from the coordinates (hFences[i], 1) to (hFences[i]…
leetcode.cn 2026-02-01
🟢3010.divide-an-array-into-subarrays-with-minimum-cost-i
🏷️ Tags
#array #enumeration #sorting
🟢3010.divide-an-array-into-subarrays-with-minimum-cost-i
🏷️ Tags
#array #enumeration #sorting
Telegraph
divide-an-array-into-subarrays-with-minimum-cost-i
给你一个长度为 n 的整数数组 nums 。 一个数组的 代价 是它的 第一个 元素。比方说,[1,2,3] 的代价是 1 ,[3,4,1] 的代价是 3 。 你需要将 nums 分成 3 个 连续且没有交集 的子数组。 请你返回这些子数组的 最小 代价 总和 。 示例 1: 输入:nums = [1,2,3,12] 输出:6 解释:最佳分割成 3 个子数组的方案是:[1] ,[2] 和 [3,12] ,总代价为 1 + 2 + 3 = 6 。 其他得到 3 个子数组的方案是: - [1] ,[2,3]…
leetcode.com 2026-02-01
🟢3010.divide-an-array-into-subarrays-with-minimum-cost-i
🏷️ Tags
#array #enumeration #sorting
🟢3010.divide-an-array-into-subarrays-with-minimum-cost-i
🏷️ Tags
#array #enumeration #sorting
Telegraph
divide-an-array-into-subarrays-with-minimum-cost-i
You are given an array of integers nums of length n. The cost of an array is the value of its first element. For example, the cost of [1,2,3] is 1 while the cost of [3,4,1] is 3. You need to divide nums into 3 disjoint contiguous subarrays. Return the minimum…
leetcode.cn 2026-02-12
🟡3713.longest-balanced-substring-i
🏷️ Tags
#hash_table #string #counting #enumeration
🟡3713.longest-balanced-substring-i
🏷️ Tags
#hash_table #string #counting #enumeration
Telegraph
longest-balanced-substring-i
给你一个由小写英文字母组成的字符串 s。
leetcode.com 2026-02-12
🟡3713.longest-balanced-substring-i
🏷️ Tags
#hash_table #string #counting #enumeration
🟡3713.longest-balanced-substring-i
🏷️ Tags
#hash_table #string #counting #enumeration
Telegraph
longest-balanced-substring-i
You are given a string s consisting of lowercase English letters. A substring of s is called balanced if all distinct characters in the substring appear the same number of times. Return the length of the longest balanced substring of s. Example 1: Input:…
leetcode.cn 2026-03-25
🟡3546.equal-sum-grid-partition-i
🏷️ Tags
#array #enumeration #matrix #prefix_sum
🟡3546.equal-sum-grid-partition-i
🏷️ Tags
#array #enumeration #matrix #prefix_sum
Telegraph
equal-sum-grid-partition-i
给你一个由正整数组成的 m x n 矩阵 grid。你的任务是判断是否可以通过 一条水平或一条垂直分割线 将矩阵分割成两部分,使得:
leetcode.com 2026-03-25
🟡3546.equal-sum-grid-partition-i
🏷️ Tags
#array #enumeration #matrix #prefix_sum
🟡3546.equal-sum-grid-partition-i
🏷️ Tags
#array #enumeration #matrix #prefix_sum
Telegraph
equal-sum-grid-partition-i
You are given an m x n matrix grid of positive integers. Your task is to determine if it is possible to make either one horizontal or one vertical cut on the grid such that:
leetcode.cn 2026-03-26
🔴3548.equal-sum-grid-partition-ii
🏷️ Tags
#array #hash_table #enumeration #matrix #prefix_sum
🔴3548.equal-sum-grid-partition-ii
🏷️ Tags
#array #hash_table #enumeration #matrix #prefix_sum
Telegraph
equal-sum-grid-partition-ii
给你一个由正整数组成的 m x n 矩阵 grid。你的任务是判断是否可以通过 一条水平或一条垂直分割线 将矩阵分割成两部分,使得:
leetcode.com 2026-03-26
🔴3548.equal-sum-grid-partition-ii
🏷️ Tags
#array #hash_table #enumeration #matrix #prefix_sum
🔴3548.equal-sum-grid-partition-ii
🏷️ Tags
#array #hash_table #enumeration #matrix #prefix_sum
Telegraph
equal-sum-grid-partition-ii
You are given an m x n matrix grid of positive integers. Your task is to determine if it is possible to make either one horizontal or one vertical cut on the grid such that: