2658. Maximum Number of Fish in a Grid
2658. Maximum Number of Fish in a Grid
Description
You are given a 0-indexed 2D matrix grid of size m x n, where (r, c) represents:
209. Minimum Size Subarray Sum
209. Minimum Size Subarray Sum
Description
Given an array of positive integers nums and a positive integer target, return the minimal length of a subarray whose sum is greater than or equal to target. If there is no such subarray, return 0 instead.
77. Combinations
1382. Balance a Binary Search Tree
1382. Balance a Binary Search Tree
Description
Given the root of a binary search tree, return a balanced binary search tree with the same node values. If there is more than one answer, return any of them .
3472. Longest Palindromic Subsequence After at Most K Operations
3472. Longest Palindromic Subsequence After at Most K Operations
Description
You are given a string s and an integer k.
3471. Find the Largest Almost Missing Integer
3471. Find the Largest Almost Missing Integer
Description
You are given an integer array nums and an integer k.
3462. Maximum Sum With at Most K Elements
3462. Maximum Sum With at Most K Elements
Description
You are given a 2D integer matrix grid of size n x m, an integer array limits of length n, and an integer k. The task is to find the maximum sum of at most k elements from the matrix grid such that: