链接:https://leetcode-cn.com/problems/remove-stones-to-minimize-the-total 著作权归领扣网络所有。商业转载请联系官方授权,非商业转载请注明出处。 思路 思路是贪心。这里我们需要借助一个优先队列构建的最大堆,将每一堆的石子数加入最大堆,并同时记录石子的总数,记为 sum。每次弹出堆顶的元素并除以 2,同时...
Given an array nums, write a function to move all 0's to the end of it while maintaining the relative order of the non-zero elements. Example: Input: [0,1,0,3,12] Output: [1,3,12,0,0] Note: You mustdothisin-place without making a copy of the array. Minimize the total numbe...
Given an array nums which consists of non-negative integers and an integer m, you can split the array into m non-empty continuous subarrays. Write an algorithm to minimize the largest sum among these m subarrays. 给定一个非负整数数组nums 和一个整数 m ,你需要将这个数组分成 m 个非空的连...
Top22 3022 给定操作次数内使剩余元素的或值最小 https://leetcode.cn/problems/minimize-or-of-remaining-elements-using-operations 位运算题目往往能通过拆位解决,但这道题总感觉每一位的最优操作完全不同,如果拆位去做,处理低位时高位就会被彻底破坏,然后就没思路了。实际上处理低位时,只要把已经处理好的高位...
FindTabBarSize nums, returnif you can partition the array into two subsets such that the sum of the elements in both subsets is equal orfalseotherwise. Example 1: Input:nums = [1,5,11,5]Output:trueExplanation:The array can be partitioned as [1, 5, 5] and [11]....
[LeetCode] Split Array Largest Sum 分割数组的最大值 Given an array which consists of non-negative integers and an integerm, you can split the array intomnon-empty continuous subarrays. Write an algorithm to minimize the largest sum among thesemsubarrays....
2537 Count the Number of Good Subarrays 题意:给定数组nums,请找出至少存在k对(i,j),使得nums[i]==nums[j]的子数组的个数。 难度:medium 解法:统计相等的对数,可以对值进行哈希计数,然后sum(cc*(cc-1)/2)。然后用ij双指针+滑动窗口的思路。i前进,扩大窗口;j前进,缩小窗口。i在前,j在后。至于怎么...
App 924. 尽量减少恶意软件的传播 Minimize Malware Spread 力扣 LeetCode 题解 408 0 16:46 App 494. 目标和 Target Sum 力扣 LeetCode 题解 174 0 11:23 App 216. 组合总和 III Combination Sum III 力扣 LeetCode 题解 298 0 04:43 App 45. 跳跃游戏 II Jump Game II 力扣 LeetCode 题解 ...
Write an algorithm to minimize the largest sum am...leetcode 410. Split Array Largest Sum 这题有两种解法,动态规划和二分搜索,动态规划需要三层循环,不如二分搜索高效 采用二分搜索 vaild函数是一种贪心的将数组分成多份的方法,每次累加直到超过target。如果分出的分数大于m,说明target太小了,应该增加,在...
Given an array which consists of non-negative integers and an integer m, you can split the array into m non-empty continuous subarrays. Write an algorithm to minimize the largest sum among these m subarrays. Note: If n is the length of array, assume the following constraints are satisfied...