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矩阵


矩阵

全部标签

数据结构

数组 矩阵 链表 双向链表 单调栈 队列 单调队列 堆(优先队列) 哈希表 字符串 字符串匹配 二叉树 二叉搜索树 最小生成树 有序集合 拓扑排序 最短路 强连通分量 欧拉回路 双连通分量 并查集 字典树 线段树 树状数组 后缀数组

算法

枚举 递归 分治 回溯 贪心 动态规划 排序 桶排序 计数排序 基数排序 归并排序 快速选择 二分查找 记忆化搜索 深度优先搜索 广度优先搜索 双指针 位运算 前缀和 计数 滑动窗口 状态压缩 哈希函数 滚动哈希 扫描线

其他

数学 数论 几何 博弈 模拟 组合数学 随机化 概率与统计 水塘抽样 拒绝采样 数据库 设计 数据流 脑筋急转弯 交互 迭代器 多线程


题号标题题解标签难度力扣
36有效的数独[✓]数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
37解数独[✓]数组 哈希表 回溯 1+🔴🀄️open in new window 🔗open in new window
48旋转图像[✓]数组 数学 矩阵🟠🀄️open in new window 🔗open in new window
54螺旋矩阵[✓]数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
59螺旋矩阵 II[✓]数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
63不同路径 II[✓]数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
64最小路径和[✓]数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
73矩阵置零[✓]数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
74搜索二维矩阵[✓]数组 二分查找 矩阵🟠🀄️open in new window 🔗open in new window
79单词搜索[✓]数组 字符串 回溯 1+🟠🀄️open in new window 🔗open in new window
85最大矩形[✓] 数组 动态规划 2+🔴🀄️open in new window 🔗open in new window
130被围绕的区域[✓]深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
174地下城游戏[✓]数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
200岛屿数量[✓]深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
212单词搜索 II[✓]字典树 数组 字符串 2+🔴🀄️open in new window 🔗open in new window
221最大正方形[✓]数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
240搜索二维矩阵 II[✓]数组 二分查找 分治 1+🟠🀄️open in new window 🔗open in new window
286墙与门 🔒广度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
289生命游戏[✓]数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
296最佳的碰头地点 🔒数组 数学 矩阵 1+🔴🀄️open in new window 🔗open in new window
302包含全部黑色像素的最小矩形 🔒深度优先搜索 广度优先搜索 数组 2+🔴🀄️open in new window 🔗open in new window
304二维区域和检索 - 矩阵不可变设计 数组 矩阵 1+🟠🀄️open in new window 🔗open in new window
308二维区域和检索 - 矩阵可修改 🔒设计 树状数组 线段树 2+🔴🀄️open in new window 🔗open in new window
311稀疏矩阵的乘法 🔒数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
317离建筑物最近的距离 🔒广度优先搜索 数组 矩阵🔴🀄️open in new window 🔗open in new window
329矩阵中的最长递增路径深度优先搜索 广度优先搜索 5+🔴🀄️open in new window 🔗open in new window
348设计井字棋 🔒设计 数组 哈希表 2+🟠🀄️open in new window 🔗open in new window
361轰炸敌人 🔒数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
363矩形区域不超过 K 的最大数值和数组 二分查找 矩阵 2+🔴🀄️open in new window 🔗open in new window
378有序矩阵中第 K 小的元素[✓]数组 二分查找 矩阵 2+🟠🀄️open in new window 🔗open in new window
407接雨水 II广度优先搜索 数组 矩阵 1+🔴🀄️open in new window 🔗open in new window
417太平洋大西洋水流问题深度优先搜索 广度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
419棋盘上的战舰深度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
422有效的单词方块 🔒数组 矩阵🟢🀄️open in new window 🔗open in new window
427建立四叉树[✓] 数组 分治 1+🟠🀄️open in new window 🔗open in new window
463岛屿的周长深度优先搜索 广度优先搜索 数组 1+🟢🀄️open in new window 🔗open in new window
490迷宫 🔒深度优先搜索 广度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
498对角线遍历[✓]数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
499迷宫 III 🔒深度优先搜索 广度优先搜索 5+🔴🀄️open in new window 🔗open in new window
505迷宫 II 🔒深度优先搜索 广度优先搜索 4+🟠🀄️open in new window 🔗open in new window
529扫雷游戏深度优先搜索 广度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
531孤独像素 I 🔒数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
533孤独像素 II 🔒数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
54201 矩阵广度优先搜索 数组 动态规划 1+🟠🀄️open in new window 🔗open in new window
562矩阵中最长的连续1线段 🔒数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
566重塑矩阵数组 矩阵 模拟🟢🀄️open in new window 🔗open in new window
568最大休假天数 🔒数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
631设计 Excel 求和公式 🔒 设计 拓扑排序 2+🔴🀄️open in new window 🔗open in new window
661图片平滑器数组 矩阵🟢🀄️open in new window 🔗open in new window
675为高尔夫比赛砍树广度优先搜索 数组 矩阵 1+🔴🀄️open in new window 🔗open in new window
695岛屿的最大面积[✓]深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
723粉碎糖果 🔒数组 双指针 矩阵 1+🟠🀄️open in new window 🔗open in new window
733图像渲染深度优先搜索 广度优先搜索 数组 1+🟢🀄️open in new window 🔗open in new window
741摘樱桃数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
749隔离病毒深度优先搜索 广度优先搜索 数组 2+🔴🀄️open in new window 🔗open in new window
750角矩形的数量 🔒数组 数学 动态规划 1+🟠🀄️open in new window 🔗open in new window
766托普利茨矩阵数组 矩阵🟢🀄️open in new window 🔗open in new window
773滑动谜题广度优先搜索 数组 矩阵🔴🀄️open in new window 🔗open in new window
778水位上升的泳池中游泳深度优先搜索 广度优先搜索 并查集 4+🔴🀄️open in new window 🔗open in new window
782变为棋盘位运算 数组 数学 1+🔴🀄️open in new window 🔗open in new window
794有效的井字游戏数组 矩阵🟠🀄️open in new window 🔗open in new window
803打砖块并查集 数组 矩阵🔴🀄️open in new window 🔗open in new window
807保持城市天际线贪心 数组 矩阵🟠🀄️open in new window 🔗open in new window
827最大人工岛深度优先搜索 广度优先搜索 并查集 2+🔴🀄️open in new window 🔗open in new window
832翻转图像位运算 数组 双指针 2+🟢🀄️open in new window 🔗open in new window
835图像重叠数组 矩阵🟠🀄️open in new window 🔗open in new window
840矩阵中的幻方数组 哈希表 数学 1+🟠🀄️open in new window 🔗open in new window
861翻转矩阵后的得分贪心 位运算 数组 1+🟠🀄️open in new window 🔗open in new window
864获取所有钥匙的最短路径位运算 广度优先搜索 数组 1+🔴🀄️open in new window 🔗open in new window
867转置矩阵数组 矩阵 模拟🟢🀄️open in new window 🔗open in new window
883三维形体投影面积几何 数组 数学 1+🟢🀄️open in new window 🔗open in new window
885螺旋矩阵 III数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
892三维形体的表面积几何 数组 数学 1+🟢🀄️open in new window 🔗open in new window
909蛇梯棋[✓]广度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
931下降路径最小和[✓]数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
934最短的桥深度优先搜索 广度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
959由斜杠划分区域深度优先搜索 广度优先搜索 并查集 3+🟠🀄️open in new window 🔗open in new window
980不同路径 III位运算 数组 回溯 1+🔴🀄️open in new window 🔗open in new window
994腐烂的橘子[✓]广度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
999可以被一步捕获的棋子数数组 矩阵 模拟🟢🀄️open in new window 🔗open in new window
1020飞地的数量深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
1030距离顺序排列矩阵单元格几何 数组 数学 2+🟢🀄️open in new window 🔗open in new window
1034边界着色深度优先搜索 广度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
1072按列翻转得到最大值等行数数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
1074元素和为目标值的子矩阵数量数组 哈希表 矩阵 1+🔴🀄️open in new window 🔗open in new window
1091二进制矩阵中的最短路径广度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
1102得分最高的路径 🔒深度优先搜索 广度优先搜索 并查集 4+🟠🀄️open in new window 🔗open in new window
1139最大的以 1 为边界的正方形数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
1162地图分析广度优先搜索 数组 动态规划 1+🟠🀄️open in new window 🔗open in new window
1198找出所有行中最小公共元素 🔒数组 哈希表 二分查找 2+🟠🀄️open in new window 🔗open in new window
1210穿过迷宫的最少移动次数广度优先搜索 数组 矩阵🔴🀄️open in new window 🔗open in new window
1219黄金矿工数组 回溯 矩阵🟠🀄️open in new window 🔗open in new window
1222可以攻击国王的皇后数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
1253重构 2 行二进制矩阵贪心 数组 矩阵🟠🀄️open in new window 🔗open in new window
1254统计封闭岛屿的数目深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
1260二维网格迁移数组 矩阵 模拟🟢🀄️open in new window 🔗open in new window
1263推箱子广度优先搜索 数组 矩阵 1+🔴🀄️open in new window 🔗open in new window
1267统计参与通信的服务器深度优先搜索 广度优先搜索 并查集 3+🟠🀄️open in new window 🔗open in new window
1275找出井字棋的获胜者数组 哈希表 矩阵 1+🟢🀄️open in new window 🔗open in new window
1277统计全为 1 的正方形子矩阵[✓]数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
1284转化为全零矩阵的最少反转次数位运算 广度优先搜索 数组 2+🔴🀄️open in new window 🔗open in new window
1289下降路径最小和 II数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
1292元素和小于等于阈值的正方形的最大边长数组 二分查找 矩阵 1+🟠🀄️open in new window 🔗open in new window
1293网格中的最短路径广度优先搜索 数组 矩阵🔴🀄️open in new window 🔗open in new window
1301最大得分的路径数目数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
1314矩阵区域和数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
1329将矩阵按对角线排序数组 矩阵 排序🟠🀄️open in new window 🔗open in new window
1337矩阵中战斗力最弱的 K 行数组 二分查找 矩阵 2+🟢🀄️open in new window 🔗open in new window
1349参加考试的最大学生数位运算 数组 动态规划 2+🔴🀄️open in new window 🔗open in new window
1351统计有序矩阵中的负数数组 二分查找 矩阵🟢🀄️open in new window 🔗open in new window
1368使网格图至少有一条有效路径的最小代价广度优先搜索 数组 3+🔴🀄️open in new window 🔗open in new window
1380矩阵中的幸运数数组 矩阵🟢🀄️open in new window 🔗open in new window
1391检查网格中是否存在有效路径深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
1428至少有一个 1 的最左端列 🔒数组 二分查找 交互 1+🟠🀄️open in new window 🔗open in new window
1439有序矩阵中的第 k 个最小数组和数组 二分查找 矩阵 1+🔴🀄️open in new window 🔗open in new window
1444切披萨的方案数记忆化搜索 数组 动态规划 1+🔴🀄️open in new window 🔗open in new window
1463摘樱桃 II数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
1476子矩形查询设计 数组 矩阵🟠🀄️open in new window 🔗open in new window
1504统计全 1 子矩形 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
1536排布二进制网格的最少交换次数贪心 数组 矩阵🟠🀄️open in new window 🔗open in new window
1559二维网格图中探测环深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
1568使陆地分离的最少天数深度优先搜索 广度优先搜索 数组 2+🔴🀄️open in new window 🔗open in new window
1572矩阵对角线元素的和数组 矩阵🟢🀄️open in new window 🔗open in new window
1582二进制矩阵中的特殊位置数组 矩阵🟢🀄️open in new window 🔗open in new window
1591奇怪的打印机 II 拓扑排序 数组 1+🔴🀄️open in new window 🔗open in new window
1594矩阵的最大非负积数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
1595连通两组点的最小成本位运算 数组 动态规划 2+🔴🀄️open in new window 🔗open in new window
1605给定行和列的和求可行矩阵贪心 数组 矩阵🟠🀄️open in new window 🔗open in new window
1631最小体力消耗路径深度优先搜索 广度优先搜索 并查集 4+🟠🀄️open in new window 🔗open in new window
1632矩阵转换后的秩并查集 拓扑排序 3+🔴🀄️open in new window 🔗open in new window
1672最富有客户的资产总量数组 矩阵🟢🀄️open in new window 🔗open in new window
1706球会落何处数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
1727重新排列后的最大子矩阵贪心 数组 矩阵 1+🟠🀄️open in new window 🔗open in new window
1728猫和老鼠 II 拓扑排序 记忆化搜索 5+🔴🀄️open in new window 🔗open in new window
1730获取食物的最短路径 🔒广度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
1738找出第 K 大的异或坐标值位运算 数组 分治 5+🟠🀄️open in new window 🔗open in new window
1765地图中的最高点广度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
1820最多邀请的个数 🔒深度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
1861旋转盒子数组 双指针 矩阵🟠🀄️open in new window 🔗open in new window
1878矩阵中最大的三个菱形和数组 数学 矩阵 3+🟠🀄️open in new window 🔗open in new window
1886判断矩阵经轮转后是否一致数组 矩阵🟢🀄️open in new window 🔗open in new window
1895最大的幻方数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
1901寻找峰值 II数组 二分查找 矩阵🟠🀄️open in new window 🔗open in new window
1905统计子岛屿深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
1914循环轮转矩阵数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
1926迷宫中离入口最近的出口广度优先搜索 数组 矩阵🟠🀄️open in new window 🔗open in new window
1937扣分后的最大得分数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
1958检查操作是否合法数组 枚举 矩阵🟠🀄️open in new window 🔗open in new window
1970你能穿过矩阵的最后一天深度优先搜索 广度优先搜索 并查集 3+🔴🀄️open in new window 🔗open in new window
1975最大方阵和贪心 数组 矩阵🟠🀄️open in new window 🔗open in new window
1981最小化目标值与所选元素的差数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
1992找到所有的农场组深度优先搜索 广度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
2017网格游戏数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
2018判断单词是否能放入填字游戏内数组 枚举 矩阵🟠🀄️open in new window 🔗open in new window
2022将一维数组转变成二维数组数组 矩阵 模拟🟢🀄️open in new window 🔗open in new window
2033获取单值网格的最小操作数数组 数学 矩阵 1+🟠🀄️open in new window 🔗open in new window
2061扫地机器人清扫过的空间个数 🔒数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
2088统计农场中肥沃金字塔的数目数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
2123使矩阵中的 1 互不相邻的最小操作数 🔒 数组 矩阵🔴🀄️open in new window 🔗open in new window
2125银行中的激光束数量数组 数学 字符串 1+🟠🀄️open in new window 🔗open in new window
2128通过翻转行或列来去除所有的 1 🔒位运算 数组 数学 1+🟠🀄️open in new window 🔗open in new window
2132用邮票贴满网格图贪心 数组 矩阵 1+🔴🀄️open in new window 🔗open in new window
2133检查是否每一行每一列都包含全部整数数组 哈希表 矩阵🟢🀄️open in new window 🔗open in new window
2146价格范围内最高排名的 K 样物品广度优先搜索 数组 矩阵 2+🟠🀄️open in new window 🔗open in new window
2174通过翻转行或列来去除所有的 1 II 🔒位运算 广度优先搜索 数组 1+🟠🀄️open in new window 🔗open in new window
2245转角路径的乘积中最多能有几个尾随零数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
2257统计网格图中没有被保卫的格子数数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
2258逃离火灾广度优先搜索 数组 二分查找 1+🔴🀄️open in new window 🔗open in new window
2267检查是否有合法括号字符串路径数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
2282在一个网格中可以看到的人数 🔒 数组 矩阵 1+🟠🀄️open in new window 🔗open in new window
2290到达角落需要移除障碍物的最小数目广度优先搜索 数组 3+🔴🀄️open in new window 🔗open in new window
2304网格中的最小路径代价数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
2319判断矩阵是否是一个 X 矩阵数组 矩阵🟢🀄️open in new window 🔗open in new window
2326螺旋矩阵 IV数组 链表 矩阵 1+🟠🀄️open in new window 🔗open in new window
2328网格图中递增路径的数目深度优先搜索 广度优先搜索 5+🔴🀄️open in new window 🔗open in new window
2352相等行列对[✓]数组 哈希表 矩阵 1+🟠🀄️open in new window 🔗open in new window
2371最小化网格中的最大值 🔒并查集 拓扑排序 3+🔴🀄️open in new window 🔗open in new window
2373矩阵中的局部最大值数组 矩阵🟢🀄️open in new window 🔗open in new window
2387行排序矩阵的中位数 🔒数组 二分查找 矩阵🟠🀄️open in new window 🔗open in new window
2392给定条件下构造矩阵 拓扑排序 数组 1+🔴🀄️open in new window 🔗open in new window
2397被列覆盖的最多行数位运算 数组 回溯 2+🟠🀄️open in new window 🔗open in new window
2428沙漏的最大总和数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
2435矩阵中和能被 K 整除的路径数组 动态规划 矩阵🔴🀄️open in new window 🔗open in new window
2482行和列中一和零的差值数组 矩阵 模拟🟠🀄️open in new window 🔗open in new window
2500删除每行中的最大值数组 矩阵 排序 2+🟢🀄️open in new window 🔗open in new window
2503矩阵查询可获得的最大分数广度优先搜索 并查集 数组 4+🔴🀄️open in new window 🔗open in new window
2510检查是否有路径经过相同数量的 0 和 1 🔒数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
2536子矩阵元素加 1数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
2545根据第 K 场考试的分数排序数组 矩阵 排序🟠🀄️open in new window 🔗open in new window
2556二进制矩阵中翻转最多一次使路径不连通深度优先搜索 广度优先搜索 数组 2+🟠🀄️open in new window 🔗open in new window
2573找出对应 LCP 矩阵的字符串贪心 并查集 数组 3+🔴🀄️open in new window 🔗open in new window
2577在网格图中访问一个格子的最少时间广度优先搜索 数组 3+🔴🀄️open in new window 🔗open in new window
2596检查骑士巡视方案深度优先搜索 广度优先搜索 数组 2+🟠🀄️open in new window 🔗open in new window
2614对角线上的质数数组 数学 矩阵 1+🟢🀄️open in new window 🔗open in new window
2617网格图中最少访问的格子数 广度优先搜索 并查集 5+🔴🀄️open in new window 🔗open in new window
2639查询网格图中每一列的宽度数组 矩阵🟢🀄️open in new window 🔗open in new window
2643一最多的行数组 矩阵🟢🀄️open in new window 🔗open in new window
2658网格图中鱼的最大数目深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window 🔗open in new window
2661找出叠涂元素数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
2664巡逻的骑士 🔒数组 回溯 矩阵🟠🀄️open in new window 🔗open in new window
2679矩阵中的和数组 矩阵 排序 2+🟠🀄️open in new window 🔗open in new window
2684矩阵中移动的最大次数[✓]数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
2711对角线上不同值的数量差数组 哈希表 矩阵🟠🀄️open in new window 🔗open in new window
2713矩阵中严格递增的单元格数记忆化搜索 数组 哈希表 5+🔴🀄️open in new window 🔗open in new window
2732找到矩阵中的好子集位运算 数组 哈希表 1+🔴🀄️open in new window 🔗open in new window
2812找出最安全路径广度优先搜索 并查集 数组 2+🟠🀄️open in new window 🔗open in new window
2814避免淹死并到达目的地的最短时间 🔒广度优先搜索 数组 矩阵🔴🀄️open in new window 🔗open in new window
2850将石头分散到网格图的最少移动次数广度优先搜索 数组 动态规划 1+🟠🀄️open in new window 🔗open in new window
2852所有单元格的远离程度之和 🔒深度优先搜索 广度优先搜索 并查集 3+🟠🀄️open in new window 🔗open in new window
2906构造乘积矩阵数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
2923找到冠军 I数组 矩阵🟢🀄️open in new window 🔗open in new window
2931购买物品的最大开销贪心 数组 矩阵 2+🔴🀄️open in new window 🔗open in new window
2946循环移位后的矩阵相似检查数组 数学 矩阵 1+🟢🀄️open in new window 🔗open in new window
2965找出缺失和重复的数字数组 哈希表 数学 1+🟢🀄️open in new window 🔗open in new window
3030找出网格的区域平均强度数组 矩阵🟠🀄️open in new window 🔗open in new window
3033修改矩阵数组 矩阵🟢🀄️open in new window 🔗open in new window
3044出现频率最高的质数数组 哈希表 数学 4+🟠🀄️open in new window 🔗open in new window
3070元素和小于等于 k 的子矩阵的数目数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
3071在矩阵上写出字母 Y 所需的最少操作次数数组 哈希表 计数 1+🟠🀄️open in new window 🔗open in new window
3078矩阵中的字母数字模式匹配 I 🔒数组 哈希表 字符串 1+🟠🀄️open in new window 🔗open in new window
3122使矩阵满足条件的最少操作次数数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
3127构造相同颜色的正方形数组 枚举 矩阵🟢🀄️open in new window 🔗open in new window
3142判断矩阵是否满足条件数组 矩阵🟢🀄️open in new window 🔗open in new window
3148矩阵中的最大得分数组 动态规划 矩阵🟠🀄️open in new window 🔗open in new window
3195包含所有 1 的最小矩形面积 I数组 矩阵🟠🀄️open in new window 🔗open in new window
3197包含所有 1 的最小矩形面积 II数组 枚举 矩阵🔴🀄️open in new window 🔗open in new window
3212统计 X 和 Y 频数相等的子矩阵数量数组 矩阵 前缀和🟠🀄️open in new window 🔗open in new window
3225网格图操作后的最大分数数组 动态规划 矩阵 1+🔴🀄️open in new window 🔗open in new window
3239最少翻转次数使二进制矩阵回文 I数组 双指针 矩阵🟠🀄️open in new window 🔗open in new window
3240最少翻转次数使二进制矩阵回文 II数组 双指针 矩阵🟠🀄️open in new window 🔗open in new window
3242设计相邻元素求和服务设计 数组 哈希表 2+🟢🀄️open in new window 🔗open in new window
3256放三个车的价值之和最大 I数组 动态规划 枚举 1+🔴🀄️open in new window 🔗open in new window
3257放三个车的价值之和最大 II数组 动态规划 枚举 1+🔴🀄️open in new window 🔗open in new window
3276选择矩阵中单元格的最大得分位运算 数组 动态规划 2+🔴🀄️open in new window 🔗open in new window
3286穿越网格图的安全路径广度优先搜索 数组 3+🟠🀄️open in new window 🔗open in new window
3311构造符合图结构的二维矩阵 数组 哈希表 1+🔴🀄️open in new window 🔗open in new window
LCP 13寻宝位运算 广度优先搜索 数组 3+🔴🀄️open in new window
LCP 31变换的迷宫深度优先搜索 广度优先搜索 数组 2+🔴🀄️open in new window
LCP 38守卫城堡数组 动态规划 矩阵🔴🀄️open in new window
LCP 39无人机方阵数组 哈希表 计数 1+🟢🀄️open in new window
LCP 41黑白翻转棋广度优先搜索 数组 矩阵🟠🀄️open in new window
LCP 45自行车炫技赛场深度优先搜索 广度优先搜索 记忆化搜索 3+🟠🀄️open in new window
LCP 56信物传送广度优先搜索 数组 3+🟠🀄️open in new window
LCP 57打地鼠数组 动态规划 矩阵 1+🔴🀄️open in new window
LCP 58积木拼接数组 回溯 矩阵🔴🀄️open in new window
LCP 63弹珠游戏深度优先搜索 广度优先搜索 5+🟠🀄️open in new window
LCP 71集水器并查集 数组 矩阵🔴🀄️open in new window
LCS 03主题空间深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window
剑指 Offer 12矩阵中的路径[✓]数组 字符串 回溯 1+🟠🀄️open in new window
剑指 Offer 29顺时针打印矩阵[✓]数组 矩阵 模拟🟢🀄️open in new window
剑指 Offer 4二维数组中的查找[✓]数组 二分查找 分治 1+🟠🀄️open in new window
剑指 Offer 47礼物的最大价值[✓]数组 动态规划 矩阵🟠🀄️open in new window
剑指 Offer II 105岛屿的最大面积[✓]深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window
剑指 Offer II 107矩阵中的距离广度优先搜索 数组 动态规划 1+🟠🀄️open in new window
剑指 Offer II 112最长递增路径深度优先搜索 广度优先搜索 5+🔴🀄️open in new window
剑指 Offer II 13二维子矩阵的和设计 数组 矩阵 1+🟠🀄️open in new window
剑指 Offer II 40矩阵中最大的矩形[✓] 数组 动态规划 2+🔴🀄️open in new window
剑指 Offer II 99最小路径之和[✓]数组 动态规划 矩阵🟠🀄️open in new window
面试题 01.07旋转矩阵数组 数学 矩阵🟠🀄️open in new window
面试题 01.08零矩阵数组 哈希表 矩阵🟠🀄️open in new window
面试题 08.02迷路的机器人数组 动态规划 回溯 1+🟠🀄️open in new window
面试题 08.10颜色填充深度优先搜索 广度优先搜索 数组 1+🟢🀄️open in new window
面试题 10.09排序矩阵查找数组 二分查找 分治 1+🟠🀄️open in new window
面试题 16.04井字游戏数组 计数 矩阵🟠🀄️open in new window
面试题 16.19水域大小深度优先搜索 广度优先搜索 并查集 2+🟠🀄️open in new window
面试题 16.22兰顿蚂蚁数组 哈希表 字符串 2+🟠🀄️open in new window
面试题 17.23最大黑方阵数组 动态规划 矩阵🟠🀄️open in new window
面试题 17.24最大子矩阵数组 动态规划 矩阵 1+🔴🀄️open in new window