LeetCode --- 1929. Concatenation of Array 解题报告

相关文章

• LeetCode --- 1710. Maximum Units on a Truck 解题报告

  You are assigned to put some amount of boxes onto  one truck . You are given a 2D array  boxTypes , where  boxTypes[i] = [numberOfBoxesi, numberOfUnitsPerBoxi] : numberOfBoxesi  is the number of boxes of type  i . numberOfUnitsPerBoxi  is the number of units in each box of the type  i . You are also given an integer  truckSize , which is the  maximu

  2023年04月18日

  浏览(38)

• LeetCode --- 1903. Largest Odd Number in String 解题报告

  You are given a string  num , representing a large integer. Return  the  largest-valued odd  integer (as a string) that is a  non-empty substring  of  num , or an empty string  \\\"\\\"  if no odd integer exists . A  substring  is a contiguous sequence of characters within a string. Example 1: Example 2: Example 3:

  2024年02月10日

  浏览(33)

• LeetCode --- 1971. Find if Path Exists in Graph 解题报告

  There is a  bi-directional  graph with  n  vertices, where each vertex is labeled from  0  to  n - 1  ( inclusive ). The edges in the graph are represented as a 2D integer array  edges , where each  edges[i] = [ui, vi]  denotes a bi-directional edge between vertex  ui  and vertex  vi . Every vertex pair is connected by  at most one  edge, and

  2024年02月07日

  浏览(42)

• LeetCode //2675. Array of Objects to Matrix (Day 19 of LC JavaScript Challenge)

  Write a function that converts an array of objects arr into a matrix m. arr is an array of objects or arrays. Each item in the array can be deeply nested with child arrays and child objects. It can also contain numbers, strings, booleans, and null values. The first row m should be the column names. If there is no nesting, the column names are the unique keys

  2024年02月06日

  浏览(50)

• LeetCode 2475. Number of Unequal Triplets in Array【数组,排序,哈希表】简单

  本文属于「征服LeetCode」系列文章之一，这一系列正式开始于2021/08/12。由于LeetCode上部分题目有锁，本系列将至少持续到刷完所有无锁题之日为止；由于LeetCode还在不断地创建新题，本系列的终止日期可能是永远。在这一系列刷题文章中，我不仅会讲解多种解题思路及其优化，

  2024年02月09日

  浏览(43)

• LeetCode //2649. Nested Array Generator (Day 30 of LC JavaScript Challenage)

  Given a multi-dimensional array of integers, return a generator object which yields integers in the same order as inorder traversal. A multi-dimensional array is a recursive data structure that contains both integers and other multi-dimensional arrays. inorder traversal iterates over each array from left to right, yielding any integers it encounters or apply

  2024年02月08日

  浏览(52)

• Leetcode 2897. Apply Operations on Array to Maximize Sum of Squares

  Leetcode 2897. Apply Operations on Array to Maximize Sum of Squares 1. 解题思路 2. 代码实现 题目链接：2897. Apply Operations on Array to Maximize Sum of Squares 这一题事实上非常的简单，我们只需要想明白一些关键点就行了。 题中最终的目标是获得 k k k 个数，使得其平方和最大。因此，我们就只需要

  2024年02月07日

  浏览(47)

• LeetCode --- 1790. Check if One String Swap Can Make Strings Equal 解题报告

  You are given two strings  s1  and  s2  of equal length. A  string swap  is an operation where you choose two indices in a string (not necessarily different) and swap the characters at these indices. Return  true   if it is possible to make both strings equal by performing  at most one string swap  on  exactly one  of the strings.  Otherwise, re

  2024年02月10日

  浏览(56)

• LeetCode 2496. Maximum Value of a String in an Array【字符串,数组】简单

  本文属于「征服LeetCode」系列文章之一，这一系列正式开始于2021/08/12。由于LeetCode上部分题目有锁，本系列将至少持续到刷完所有无锁题之日为止；由于LeetCode还在不断地创建新题，本系列的终止日期可能是永远。在这一系列刷题文章中，我不仅会讲解多种解题思路及其优化，

  2024年02月11日

  浏览(57)
• 

  Python错题集-7：DeprecationWarning: Conversion of an array with ndim（被弃用警告）

  DeprecationWarning: Conversion of an array with ndim 0 to a scalar is deprecated, and will error in future. Ensure you extract a single element from your array before performing this operation. (Deprecated NumPy 1.25.)   X[i] = np.random.normal(loc=Ex, scale=np.abs(Enn), size=1) DeprecationWarning: Conversion of an array with ndim  是一个警告，通常出

  2024年04月09日

  浏览(43)