leetcode.com 2025-11-03
🟡1578.minimum-time-to-make-rope-colorful
🏷️ Tags
#greedy #array #string #dynamic_programming
🟡1578.minimum-time-to-make-rope-colorful
🏷️ Tags
#greedy #array #string #dynamic_programming
Telegraph
minimum-time-to-make-rope-colorful
Alice has n balloons arranged on a rope. You are given a 0-indexed string colors where colors[i] is the color of the ith balloon. Alice wants the rope to be colorful. She does not want two consecutive balloons to be of the same color, so she asks Bob for…
leetcode.cn 2025-11-07
🔴2528.maximize-the-minimum-powered-city
🏷️ Tags
#greedy #queue #array #binary_search #prefix_sum #sliding_window
🔴2528.maximize-the-minimum-powered-city
🏷️ Tags
#greedy #queue #array #binary_search #prefix_sum #sliding_window
Telegraph
maximize-the-minimum-powered-city
给你一个下标从 0 开始长度为 n 的整数数组 stations ,其中 stations[i] 表示第 i 座城市的供电站数目。 每个供电站可以在一定 范围 内给所有城市提供电力。换句话说,如果给定的范围是 r ,在城市 i 处的供电站可以给所有满足 |i - j| <= r 且 0 <= i, j <= n - 1 的城市 j 供电。
leetcode.com 2025-11-07
🔴2528.maximize-the-minimum-powered-city
🏷️ Tags
#greedy #queue #array #binary_search #prefix_sum #sliding_window
🔴2528.maximize-the-minimum-powered-city
🏷️ Tags
#greedy #queue #array #binary_search #prefix_sum #sliding_window
Telegraph
maximize-the-minimum-powered-city
You are given a 0-indexed integer array stations of length n, where stations[i] represents the number of power stations in the ith city. Each power station can provide power to every city in a fixed range. In other words, if the range is denoted by r, then…
leetcode.cn 2025-11-10
🟡3542.minimum-operations-to-convert-all-elements-to-zero
🏷️ Tags
#stack #greedy #array #hash_table #monotonic_stack
🟡3542.minimum-operations-to-convert-all-elements-to-zero
🏷️ Tags
#stack #greedy #array #hash_table #monotonic_stack
Telegraph
minimum-operations-to-convert-all-elements-to-zero
给你一个大小为 n 的 非负 整数数组 nums 。你的任务是对该数组执行若干次(可能为 0 次)操作,使得 所有 元素都变为 0。 在一次操作中,你可以选择一个子数组 [i, j](其中 0 <= i <= j < n),将该子数组中所有 最小的非负整数 的设为 0。 返回使整个数组变为 0 所需的最少操作次数。
leetcode.com 2025-11-10
🟡3542.minimum-operations-to-convert-all-elements-to-zero
🏷️ Tags
#stack #greedy #array #hash_table #monotonic_stack
🟡3542.minimum-operations-to-convert-all-elements-to-zero
🏷️ Tags
#stack #greedy #array #hash_table #monotonic_stack
Telegraph
minimum-operations-to-convert-all-elements-to-zero
You are given an array nums of size n, consisting of non-negative integers. Your task is to apply some (possibly zero) operations on the array so that all elements become 0. In one operation, you can select a subarray [i, j] (where 0 <= i <= j < n) and set…
leetcode.cn 2025-11-13
🟡3228.maximum-number-of-operations-to-move-ones-to-the-end
🏷️ Tags
#greedy #string #counting
🟡3228.maximum-number-of-operations-to-move-ones-to-the-end
🏷️ Tags
#greedy #string #counting
Telegraph
maximum-number-of-operations-to-move-ones-to-the-end
给你一个 二进制字符串 s。 你可以对这个字符串执行 任意次 下述操作:
leetcode.com 2025-11-13
🟡3228.maximum-number-of-operations-to-move-ones-to-the-end
🏷️ Tags
#greedy #string #counting
🟡3228.maximum-number-of-operations-to-move-ones-to-the-end
🏷️ Tags
#greedy #string #counting
Telegraph
maximum-number-of-operations-to-move-ones-to-the-end
You are given a binary string s. You can perform the following operation on the string any number of times:
leetcode.cn 2025-11-23
🟡1262.greatest-sum-divisible-by-three
🏷️ Tags
#greedy #array #dynamic_programming #sorting
🟡1262.greatest-sum-divisible-by-three
🏷️ Tags
#greedy #array #dynamic_programming #sorting
Telegraph
greatest-sum-divisible-by-three
给你一个整数数组 nums,请你找出并返回能被三整除的元素 最大和。 示例 1: 输入:nums = [3,6,5,1,8] 输出:18 解释:选出数字 3, 6, 1 和 8,它们的和是 18(可被 3 整除的最大和)。 示例 2: 输入:nums = [4] 输出:0 解释:4 不能被 3 整除,所以无法选出数字,返回 0。 示例 3: 输入:nums = [1,2,3,4,4] 输出:12 解释:选出数字 1, 3, 4 以及 4,它们的和是 12(可被 3 整除的最大和)。 提示:
leetcode.com 2025-11-23
🟡1262.greatest-sum-divisible-by-three
🏷️ Tags
#greedy #array #dynamic_programming #sorting
🟡1262.greatest-sum-divisible-by-three
🏷️ Tags
#greedy #array #dynamic_programming #sorting
Telegraph
greatest-sum-divisible-by-three
Given an integer array nums, return the maximum possible sum of elements of the array such that it is divisible by three. Example 1: Input: nums = [3,6,5,1,8] Output: 18 Explanation: Pick numbers 3, 6, 1 and 8 their sum is 18 (maximum sum divisible by 3).…
leetcode.cn 2025-12-01
🔴2141.maximum-running-time-of-n-computers
🏷️ Tags
#greedy #array #binary_search #sorting
🔴2141.maximum-running-time-of-n-computers
🏷️ Tags
#greedy #array #binary_search #sorting
Telegraph
maximum-running-time-of-n-computers
你有 n 台电脑。给你整数 n 和一个下标从 0 开始的整数数组 batteries ,其中第 i 个电池可以让一台电脑 运行 batteries[i] 分钟。你想使用这些电池让 全部 n 台电脑 同时 运行。 一开始,你可以给每台电脑连接 至多一个电池 。然后在任意整数时刻,你都可以将一台电脑与它的电池断开连接,并连接另一个电池,你可以进行这个操作 任意次 。新连接的电池可以是一个全新的电池,也可以是别的电脑用过的电池。断开连接和连接新的电池不会花费任何时间。 注意,你不能给电池充电。 请你返回你可以让…
leetcode.com 2025-12-01
🔴2141.maximum-running-time-of-n-computers
🏷️ Tags
#greedy #array #binary_search #sorting
🔴2141.maximum-running-time-of-n-computers
🏷️ Tags
#greedy #array #binary_search #sorting
Telegraph
maximum-running-time-of-n-computers
You have n computers. You are given the integer n and a 0-indexed integer array batteries where the ith battery can run a computer for batteries[i] minutes. You are interested in running all n computers simultaneously using the given batteries. Initially…
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