很眼熟。。。就是一个二分。。。 ...
Given an array of positive integerstargetand an arrayinitialof same size with all zeros. Return the minimum number of operations to form atargetarray frominitialif you are allowed to do the following ...
2020-07-27 12:26 0 493 推荐指数:
很眼熟。。。就是一个二分。。。 ...
题目: Suppose a sorted array is rotated at some pivot unknown to you beforehand. (i.e., 0 1 2 4 5 6 7 might become 4 5 6 7 0 1 2). Find ...
原题地址:https://oj.leetcode.com/problems/find-minimum-in-rotated-sorted-array/ 解题思路:话说leetcode上面的二分查找题目真的不少啊。下图是这道题的数组的两种情况,分别去处理就可以了。 ...
题目如下: Given a matrix, and a target, return the number of non-empty submatrices that sum to target. A submatrix x1, y1, x2, y2 is the set of all ...
Given an array of integers nums and an integer k. A continuous subarray is called nice if there are k odd numbers on it. Return the number of nice ...
We are given an array A of positive integers, and two positive integers L and R (L <= R). Return the number of (contiguous, non-empty ...
In an array A containing only 0s and 1s, a K-bit flip consists of choosing a (contiguous) subarray of length K and simultaneously changing every ...
Find Minimum in Rotated Sorted Array II Follow up for "Find Minimum in Rotated Sorted Array": What if duplicates are allowed? Would this affect ...