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Maximal Square II
Description Description Given a 2D binary matrix filled with 0's and 1's, find the largest square which diagonal is all 1 and others is 0. Only consid ...
分类:其他好文   时间:2019-12-21 22:24:34    阅读次数:67
Find Peak Element II
Description Description Given an integer matrix A which has the following features : The numbers in adjacent positions are different. The matrix has n ...
分类:其他好文   时间:2019-12-21 20:58:58    阅读次数:80
Number of Islands II
Given a n,m which means the row and column of the 2D matrix and an array of pair A( size k). Originally, the 2D matrix is all 0 which means there is o ...
分类:其他好文   时间:2019-12-21 12:05:17    阅读次数:82
Word Search II
Given a matrix of lower alphabets and a dictionary. Find all words in the dictionary that can be found in the matrix. A word can start from any positi ...
分类:其他好文   时间:2019-12-21 11:45:03    阅读次数:100
threejs 限制物件只能在指定平面上拖拽
threejs提供有 DragController.js的例子来辅助拖拽 该例子可以在基于当前屏幕的x和y轴上拖拽物体,但是它不能影响z轴。 查看代码,可以在touchStart\mousedown下找到下述代码: 该代码的意义在于: 1、要确定一个目标平面(_plane),物件将会在该平面上移动 ...
分类:Web程序   时间:2019-12-20 18:59:35    阅读次数:520
Baozi Leetcode solution 1292. Maximum Side Length of a Square with Sum Less than or Equal to Threshold
Problem Statement Given a m x n matrix mat and an integer threshold. Return the maximum side-length of a square with a sum less than or equal to thres ...
分类:其他好文   时间:2019-12-19 13:08:00    阅读次数:81
矩阵树定理
"【Learning】矩阵树定理 Matrix Tree" "Matrix Tree定理(生成树计数)的另类证明和简单拓展" 例: "[SHOI2016]黑暗前的幻想乡" , "白金元首与独舞" ...
分类:其他好文   时间:2019-12-18 10:43:41    阅读次数:66
LeetCode 885. Spiral Matrix III
原题链接在这里:https://leetcode.com/problems/spiral-matrix-iii/ 题目: On a 2 dimensional grid with R rows and C columns, we start at (r0, c0) facing east. Here ...
分类:其他好文   时间:2019-12-17 13:26:19    阅读次数:81
leetcode_1292. Maximum Side Length of a Square with Sum Less than or Equal to Threshold_[二维前缀和]
题目链接 Given a m x n matrix mat and an integer threshold. Return the maximum side-length of a square with a sum less than or equal to threshold or retur ...
分类:其他好文   时间:2019-12-15 23:57:05    阅读次数:154
剑指offer-顺时针打印矩阵-数组-python
题目描述 输入一个矩阵,按照从外向里以顺时针的顺序依次打印出每一个数字,例如,如果输入如下4 X 4矩阵: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 则依次打印出数字1,2,3,4,8,12,16,15,14,13,9,5,6,7,11,10. matrix = ...
分类:编程语言   时间:2019-12-15 10:44:01    阅读次数:65
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