leetcode.cn 2026-09-15
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
Telegraph
maximum-number-of-non-overlapping-palindrome-substrings
给你一个字符串 s 和一个 正 整数 k 。 从字符串 s 中选出一组满足下述条件且 不重叠 的子字符串:
leetcode.com 2026-09-15
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
🔴2472.maximum-number-of-non-overlapping-palindrome-substrings
🏷️ Tags
#greedy #two_pointers #string #dynamic_programming
Telegraph
maximum-number-of-non-overlapping-palindrome-substrings
You are given a string s and a positive integer k. Select a set of non-overlapping substrings from the string s that satisfy the following conditions:
leetcode.cn 2026-09-16
🟡1621.number-of-sets-of-k-non-overlapping-line-segments
🏷️ Tags
#math #dynamic_programming #combinatorics #prefix_sum
🟡1621.number-of-sets-of-k-non-overlapping-line-segments
🏷️ Tags
#math #dynamic_programming #combinatorics #prefix_sum
Telegraph
number-of-sets-of-k-non-overlapping-line-segments
给你一维空间的 n 个点,其中第 i 个点(编号从 0 到 n-1)位于 x = i 处,请你找到 恰好 k 个不重叠 线段且每个线段至少覆盖两个点的方案数。线段的两个端点必须都是 整数坐标 。这 k 个线段不需要全部覆盖全部 n 个点,且它们的端点 可以 重合。 请你返回 k 个不重叠线段的方案数。由于答案可能很大,请将结果对 109 + 7 取余 后返回。 示例 1: 输入:n = 4, k = 2 输出:5 解释:如图所示,两个线段分别用红色和蓝色标出。 上图展示了 5 种不同的方案 {(0,2)…
leetcode.com 2026-09-16
🟡1621.number-of-sets-of-k-non-overlapping-line-segments
🏷️ Tags
#math #dynamic_programming #combinatorics #prefix_sum
🟡1621.number-of-sets-of-k-non-overlapping-line-segments
🏷️ Tags
#math #dynamic_programming #combinatorics #prefix_sum
Telegraph
number-of-sets-of-k-non-overlapping-line-segments
Given n points on a 1-D plane, where the ith point (from 0 to n-1) is at x = i, find the number of ways we can draw exactly k non-overlapping line segments such that each segment covers two or more points. The endpoints of each segment must have integral…
leetcode.cn 2026-09-17
🟡1477.find-two-non-overlapping-sub-arrays-each-with-target-sum
🏷️ Tags
#array #hash_table #binary_search #dynamic_programming #sliding_window
🟡1477.find-two-non-overlapping-sub-arrays-each-with-target-sum
🏷️ Tags
#array #hash_table #binary_search #dynamic_programming #sliding_window
Telegraph
find-two-non-overlapping-sub-arrays-each-with-target-sum
给你一个整数数组 arr 和一个整数值 target 。 请你在 arr 中找 两个互不重叠的子数组 且它们的和都等于 target 。可能会有多种方案,请你返回满足要求的两个子数组长度和的 最小值 。 请返回满足要求的最小长度和,如果无法找到这样的两个子数组,请返回 -1 。 示例 1: 输入:arr = [3,2,2,4,3], target = 3 输出:2 解释:只有两个子数组和为 3 ([3] 和 [3])。它们的长度和为 2 。 示例 2: 输入:arr = [7,3,4,7], target…
leetcode.com 2026-09-17
🟡1477.find-two-non-overlapping-sub-arrays-each-with-target-sum
🏷️ Tags
#array #hash_table #binary_search #dynamic_programming #sliding_window
🟡1477.find-two-non-overlapping-sub-arrays-each-with-target-sum
🏷️ Tags
#array #hash_table #binary_search #dynamic_programming #sliding_window
Telegraph
find-two-non-overlapping-sub-arrays-each-with-target-sum
You are given an array of integers arr and an integer target. You have to find two non-overlapping sub-arrays of arr each with a sum equal target. There can be multiple answers so you have to find an answer where the sum of the lengths of the two sub-arrays…
leetcode.cn 2026-09-18
🔴1520.maximum-number-of-non-overlapping-substrings
🏷️ Tags
#greedy #hash_table #string #sorting
🔴1520.maximum-number-of-non-overlapping-substrings
🏷️ Tags
#greedy #hash_table #string #sorting
Telegraph
maximum-number-of-non-overlapping-substrings
给你一个只包含小写字母的字符串 s ,你需要找到 s 中最多数目的非空子字符串,满足如下条件:
leetcode.com 2026-09-18
🔴1520.maximum-number-of-non-overlapping-substrings
🏷️ Tags
#greedy #hash_table #string #sorting
🔴1520.maximum-number-of-non-overlapping-substrings
🏷️ Tags
#greedy #hash_table #string #sorting
Telegraph
maximum-number-of-non-overlapping-substrings
Given a string s of lowercase letters, you need to find the maximum number of non-empty substrings of s that meet the following conditions: