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位运算

位运算

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数据结构

数组 矩阵 链表 双向链表 栈 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 树 二叉树 二叉搜索树 最小生成树 图 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
29两数相除[✓]位运算 数学🟠🀄️open in new window 🔗open in new window
67二进制求和[✓]位运算 数学 字符串 1+🟢🀄️open in new window 🔗open in new window
78子集[✓]位运算 数组 回溯🟠🀄️open in new window 🔗open in new window
89格雷编码位运算 数学 回溯🟠🀄️open in new window 🔗open in new window
90子集 II[✓]位运算 数组 回溯🟠🀄️open in new window 🔗open in new window
136只出现一次的数字[✓]位运算 数组🟢🀄️open in new window 🔗open in new window
137只出现一次的数字 II[✓]位运算 数组🟠🀄️open in new window 🔗open in new window
187重复的DNA序列位运算 哈希表 字符串 3+🟠🀄️open in new window 🔗open in new window
190颠倒二进制位[✓]位运算 分治🟢🀄️open in new window 🔗open in new window
191位1的个数[✓]位运算 分治🟢🀄️open in new window 🔗open in new window
201数字范围按位与[✓]位运算🟠🀄️open in new window 🔗open in new window
222完全二叉树的节点个数[✓]位运算 树 二分查找 1+🟢🀄️open in new window 🔗open in new window
2312 的幂位运算 递归 数学🟢🀄️open in new window 🔗open in new window
260只出现一次的数字 III位运算 数组🟠🀄️open in new window 🔗open in new window
266回文排列 🔒位运算 哈希表 字符串🟢🀄️open in new window 🔗open in new window
268丢失的数字[✓]位运算 数组 哈希表 3+🟢🀄️open in new window 🔗open in new window
287寻找重复数[✓]位运算 数组 双指针 1+🟠🀄️open in new window 🔗open in new window
318最大单词长度乘积位运算 数组 字符串🟠🀄️open in new window 🔗open in new window
320列举单词的全部缩写 🔒位运算 字符串 回溯🟠🀄️open in new window 🔗open in new window
338比特位计数[✓]位运算 动态规划🟢🀄️open in new window 🔗open in new window
3424的幂位运算 递归 数学🟢🀄️open in new window 🔗open in new window
351安卓系统手势解锁 🔒位运算 动态规划 回溯 1+🟠🀄️open in new window 🔗open in new window
371两整数之和位运算 数学🟠🀄️open in new window 🔗open in new window
389找不同位运算 哈希表 字符串 1+🟢🀄️open in new window 🔗open in new window
393UTF-8 编码验证位运算 数组🟠🀄️open in new window 🔗open in new window
397整数替换贪心 位运算 记忆化搜索 1+🟠🀄️open in new window 🔗open in new window
401二进制手表位运算 回溯🟢🀄️open in new window 🔗open in new window
405数字转换为十六进制数位运算 数学🟢🀄️open in new window 🔗open in new window
411最短独占单词缩写 🔒位运算 数组 字符串 1+🔴🀄️open in new window 🔗open in new window
421数组中两个数的最大异或值位运算 字典树 数组 1+🟠🀄️open in new window 🔗open in new window
461汉明距离位运算🟢🀄️open in new window 🔗open in new window
464我能赢吗位运算 记忆化搜索 数学 3+🟠🀄️open in new window 🔗open in new window
465最优账单平衡 🔒位运算 数组 动态规划 2+🔴🀄️open in new window 🔗open in new window
473火柴拼正方形位运算 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
476数字的补数位运算🟢🀄️open in new window 🔗open in new window
477汉明距离总和位运算 数组 数学🟠🀄️open in new window 🔗open in new window
491非递减子序列位运算 数组 哈希表 1+🟠🀄️open in new window 🔗open in new window
526优美的排列位运算 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
638大礼包位运算 记忆化搜索 数组 3+🟠🀄️open in new window 🔗open in new window
645错误的集合位运算 数组 哈希表 1+🟢🀄️open in new window 🔗open in new window
672灯泡开关 Ⅱ位运算 深度优先搜索 广度优先搜索 1+🟠🀄️open in new window 🔗open in new window
691贴纸拼词位运算 数组 字符串 3+🔴🀄️open in new window 🔗open in new window
693交替位二进制数位运算🟢🀄️open in new window 🔗open in new window
698划分为k个相等的子集位运算 记忆化搜索 数组 3+🟠🀄️open in new window 🔗open in new window
751IP 到 CIDR 🔒位运算 字符串🟠🀄️open in new window 🔗open in new window
756金字塔转换矩阵位运算 深度优先搜索 广度优先搜索🟠🀄️open in new window 🔗open in new window
762二进制表示中质数个计算置位位运算 数学🟢🀄️open in new window 🔗open in new window
779第K个语法符号位运算 递归 数学🟠🀄️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
784字母大小写全排列位运算 字符串 回溯🟠🀄️open in new window 🔗open in new window
805数组的均值分割位运算 数组 数学 2+🔴🀄️open in new window 🔗open in new window
810黑板异或游戏位运算 脑筋急转弯 数组 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
847访问所有节点的最短路径位运算 广度优先搜索 图 2+🔴🀄️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
868二进制间距位运算🟢🀄️open in new window 🔗open in new window
898子数组按位或操作位运算 数组 动态规划🟠🀄️open in new window 🔗open in new window
943最短超级串位运算 数组 字符串 2+🔴🀄️open in new window 🔗open in new window
957N 天后的牢房位运算 数组 哈希表 1+🟠🀄️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
982按位与为零的三元组位运算 数组 哈希表🔴🀄️open in new window 🔗open in new window
995K 连续位的最小翻转次数位运算 队列 数组 2+🔴🀄️open in new window 🔗open in new window
996平方数组的数目位运算 数组 哈希表 4+🔴🀄️open in new window 🔗open in new window
1009十进制整数的反码位运算🟢🀄️open in new window 🔗open in new window
1018可被 5 整除的二进制前缀位运算 数组🟢🀄️open in new window 🔗open in new window
1066校园自行车分配 II 🔒位运算 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
1125最小的必要团队位运算 数组 动态规划 1+🔴🀄️open in new window 🔗open in new window
1177构建回文串检测位运算 数组 哈希表 2+🟠🀄️open in new window 🔗open in new window
1178猜字谜位运算 字典树 数组 2+🔴🀄️open in new window 🔗open in new window
1238循环码排列位运算 数学 回溯🟠🀄️open in new window 🔗open in new window
1239串联字符串的最大长度位运算 数组 字符串 1+🟠🀄️open in new window 🔗open in new window
1255得分最高的单词集合位运算 数组 字符串 3+🔴🀄️open in new window 🔗open in new window
1256加密数字 🔒位运算 数学 字符串🟠🀄️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
1310子数组异或查询位运算 数组 前缀和🟠🀄️open in new window 🔗open in new window
1318或运算的最小翻转次数[✓]位运算🟠🀄️open in new window 🔗open in new window
1342将数字变成 0 的操作次数位运算 数学🟢🀄️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
1356根据数字二进制下 1 的数目排序位运算 数组 计数 1+🟢🀄️open in new window 🔗open in new window
1371每个元音包含偶数次的最长子字符串位运算 哈希表 字符串 1+🟠🀄️open in new window 🔗open in new window
1386安排电影院座位贪心 位运算 数组 1+🟠🀄️open in new window 🔗open in new window
1404将二进制表示减到 1 的步骤数位运算 字符串🟠🀄️open in new window 🔗open in new window
1434每个人戴不同帽子的方案数位运算 数组 动态规划 1+🔴🀄️open in new window 🔗open in new window
1442形成两个异或相等数组的三元组数目位运算 数组 哈希表 2+🟠🀄️open in new window 🔗open in new window
1457二叉树中的伪回文路径位运算 树 深度优先搜索 2+🟠🀄️open in new window 🔗open in new window
1461检查一个字符串是否包含所有长度为 K 的二进制子串位运算 哈希表 字符串 2+🟠🀄️open in new window 🔗open in new window
1486数组异或操作位运算 数学🟢🀄️open in new window 🔗open in new window
1494并行课程 II位运算 图 动态规划 1+🔴🀄️open in new window 🔗open in new window
1506找到 N 叉树的根节点 🔒位运算 树 深度优先搜索 1+🟠🀄️open in new window 🔗open in new window
1521找到最接近目标值的函数值位运算 线段树 数组 1+🔴🀄️open in new window 🔗open in new window
1525字符串的好分割数目位运算 哈希表 字符串 1+🟠🀄️open in new window 🔗open in new window
1542找出最长的超赞子字符串位运算 哈希表 字符串🔴🀄️open in new window 🔗open in new window
1558得到目标数组的最少函数调用次数贪心 位运算 数组🟠🀄️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
1601最多可达成的换楼请求数目位运算 数组 回溯 1+🔴🀄️open in new window 🔗open in new window
1611使整数变为 0 的最少操作次数位运算 记忆化搜索 动态规划🔴🀄️open in new window 🔗open in new window
1617统计子树中城市之间最大距离位运算 树 动态规划 2+🔴🀄️open in new window 🔗open in new window
1655分配重复整数位运算 数组 动态规划 2+🔴🀄️open in new window 🔗open in new window
1659最大化网格幸福感位运算 记忆化搜索 动态规划 1+🔴🀄️open in new window 🔗open in new window
1680连接连续二进制数字位运算 数学 模拟🟠🀄️open in new window 🔗open in new window
1681最小不兼容性位运算 数组 动态规划 1+🔴🀄️open in new window 🔗open in new window
1684统计一致字符串的数目位运算 数组 哈希表 2+🟢🀄️open in new window 🔗open in new window
1707与数组中元素的最大异或值位运算 字典树 数组🔴🀄️open in new window 🔗open in new window
1720解码异或后的数组位运算 数组🟢🀄️open in new window 🔗open in new window
1723完成所有工作的最短时间位运算 数组 动态规划 2+🔴🀄️open in new window 🔗open in new window
1734解码异或后的排列位运算 数组🟠🀄️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
1755最接近目标值的子序列和位运算 数组 双指针 2+🔴🀄️open in new window 🔗open in new window
1763最长的美好子字符串位运算 哈希表 字符串 2+🟢🀄️open in new window 🔗open in new window
1787使所有区间的异或结果为零位运算 数组 动态规划🔴🀄️open in new window 🔗open in new window
1799N 次操作后的最大分数和位运算 数组 数学 4+🔴🀄️open in new window 🔗open in new window
1803统计异或值在范围内的数对有多少位运算 字典树 数组🔴🀄️open in new window 🔗open in new window
1815得到新鲜甜甜圈的最多组数位运算 记忆化搜索 数组 2+🔴🀄️open in new window 🔗open in new window
1829每个查询的最大异或值[✓]位运算 数组 前缀和🟠🀄️open in new window 🔗open in new window
1835所有数对按位与结果的异或和位运算 数组 数学🔴🀄️open in new window 🔗open in new window
1863找出所有子集的异或总和再求和位运算 数组 数学 3+🟢🀄️open in new window 🔗open in new window
1879两个数组最小的异或值之和位运算 数组 动态规划 1+🔴🀄️open in new window 🔗open in new window
1908Nim 游戏 II 🔒位运算 脑筋急转弯 数组 3+🟠🀄️open in new window 🔗open in new window
1915最美子字符串的数目位运算 哈希表 字符串 1+🟠🀄️open in new window 🔗open in new window
1930长度为 3 的不同回文子序列位运算 哈希表 字符串 1+🟠🀄️open in new window 🔗open in new window
1938查询最大基因差位运算 深度优先搜索 字典树 2+🔴🀄️open in new window 🔗open in new window
1947最大兼容性评分和位运算 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
1986完成任务的最少工作时间段位运算 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
1994好子集的数目位运算 数组 数学 2+🔴🀄️open in new window 🔗open in new window
2002两个回文子序列长度的最大乘积位运算 字符串 动态规划 2+🟠🀄️open in new window 🔗open in new window
2032至少在两个数组中出现的值位运算 数组 哈希表🟢🀄️open in new window 🔗open in new window
2035将数组分成两个数组并最小化数组和的差位运算 数组 双指针 4+🔴🀄️open in new window 🔗open in new window
2044统计按位或能得到最大值的子集数目[✓]位运算 数组 回溯 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
2135统计追加字母可以获得的单词数位运算 数组 哈希表 2+🟠🀄️open in new window 🔗open in new window
2151基于陈述统计最多好人数位运算 数组 回溯 1+🔴🀄️open in new window 🔗open in new window
2152穿过所有点的所需最少直线数量 🔒位运算 几何 数组 5+🟠🀄️open in new window 🔗open in new window
2157字符串分组位运算 并查集 字符串🔴🀄️open in new window 🔗open in new window
2172数组的最大与和位运算 数组 动态规划 1+🔴🀄️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
2184建造坚实的砖墙的方法数 🔒位运算 数组 动态规划 1+🟠🀄️open in new window 🔗open in new window
2206将数组划分成相等数对位运算 数组 哈希表 1+🟢🀄️open in new window 🔗open in new window
2212射箭比赛中的最大得分位运算 数组 回溯 1+🟠🀄️open in new window 🔗open in new window
2220转换数字的最少位翻转次数位运算🟢🀄️open in new window 🔗open in new window
2247K 条高速公路的最大旅行费用 🔒位运算 图 动态规划 1+🔴🀄️open in new window 🔗open in new window
2275按位与结果大于零的最长组合[✓]位运算 数组 哈希表 1+🟠🀄️open in new window 🔗open in new window
2305公平分发饼干位运算 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
2306公司命名位运算 数组 哈希表 2+🔴🀄️open in new window 🔗open in new window
2317操作后的最大异或和位运算 数组 数学🟠🀄️open in new window 🔗open in new window
2322从树中删除边的最小分数位运算 树 深度优先搜索 1+🔴🀄️open in new window 🔗open in new window
2351第一个出现两次的字母位运算 哈希表 字符串 1+🟢🀄️open in new window 🔗open in new window
2354优质数对的数目位运算 数组 哈希表 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
2401最长优雅子数组位运算 数组 滑动窗口🟠🀄️open in new window 🔗open in new window
2403杀死所有怪物的最短时间 🔒位运算 数组 动态规划 1+🔴🀄️open in new window 🔗open in new window
2411按位或最大的最小子数组长度位运算 数组 二分查找 1+🟠🀄️open in new window 🔗open in new window
2419按位与最大的最长子数组位运算 脑筋急转弯 数组🟠🀄️open in new window 🔗open in new window
2425所有数对的异或和位运算 脑筋急转弯 数组🟠🀄️open in new window 🔗open in new window
2429最小异或贪心 位运算🟠🀄️open in new window 🔗open in new window
2433找出前缀异或的原始数组位运算 数组🟠🀄️open in new window 🔗open in new window
2438二的幂数组中查询范围内的乘积位运算 数组 前缀和🟠🀄️open in new window 🔗open in new window
2505所有子序列和的按位或 🔒位运算 脑筋急转弯 数组 1+🟠🀄️open in new window 🔗open in new window
2506统计相似字符串对的数目位运算 数组 哈希表 2+🟢🀄️open in new window 🔗open in new window
2527查询数组异或美丽值位运算 数组 数学🟠🀄️open in new window 🔗open in new window
2546执行逐位运算使字符串相等位运算 字符串🟠🀄️open in new window 🔗open in new window
2564子字符串异或查询位运算 数组 哈希表 1+🟠🀄️open in new window 🔗open in new window
2568最小无法得到的或值位运算 脑筋急转弯 数组🟠🀄️open in new window 🔗open in new window
2571将整数减少到零需要的最少操作数贪心 位运算 动态规划🟠🀄️open in new window 🔗open in new window
2572无平方子集计数位运算 数组 数学 2+🟠🀄️open in new window 🔗open in new window
2588统计美丽子数组数目位运算 数组 哈希表 1+🟠🀄️open in new window 🔗open in new window
2595奇偶位数位运算🟢🀄️open in new window 🔗open in new window
2657找到两个数组的前缀公共数组位运算 数组 哈希表🟠🀄️open in new window 🔗open in new window
2680最大或值贪心 位运算 数组 1+🟠🀄️open in new window 🔗open in new window
2683相邻值的按位异或位运算 数组🟠🀄️open in new window 🔗open in new window
2708一个小组的最大实力值贪心 位运算 数组 4+🟠🀄️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
2741特别的排列位运算 数组 动态规划 1+🟠🀄️open in new window 🔗open in new window
2749得到整数零需要执行的最少操作数位运算 脑筋急转弯🟠🀄️open in new window 🔗open in new window
2791树中可以形成回文的路径数位运算 树 深度优先搜索 2+🔴🀄️open in new window 🔗open in new window
2802找出第 K 个幸运数字 🔒位运算 数学 字符串🟠🀄️open in new window 🔗open in new window
2835使子序列的和等于目标的最少操作次数贪心 位运算 数组🔴🀄️open in new window 🔗open in new window
2836在传球游戏中最大化函数值位运算 数组 动态规划🔴🀄️open in new window 🔗open in new window
2857统计距离为 k 的点对位运算 数组 哈希表🟠🀄️open in new window 🔗open in new window
2859计算 K 置位下标对应元素的和位运算 数组🟢🀄️open in new window 🔗open in new window
2869收集元素的最少操作次数位运算 数组 哈希表🟢🀄️open in new window 🔗open in new window
2871将数组分割成最多数目的子数组贪心 位运算 数组🟠🀄️open in new window 🔗open in new window
2897对数组执行操作使平方和最大贪心 位运算 数组 1+🔴🀄️open in new window 🔗open in new window
2917找出数组中的 K-or 值位运算 数组🟢🀄️open in new window 🔗open in new window
2920收集所有金币可获得的最大积分位运算 树 深度优先搜索 2+🔴🀄️open in new window 🔗open in new window
2932找出强数对的最大异或值 I位运算 字典树 数组 2+🟢🀄️open in new window 🔗open in new window
2935找出强数对的最大异或值 II位运算 字典树 数组 2+🔴🀄️open in new window 🔗open in new window
2939最大异或乘积贪心 位运算 数学🟠🀄️open in new window 🔗open in new window
2959关闭分部的可行集合数目位运算 图 枚举 2+🔴🀄️open in new window 🔗open in new window
2980检查按位或是否存在尾随零位运算 数组🟢🀄️open in new window 🔗open in new window
2992自整除排列的数量 🔒位运算 数组 动态规划 2+🟠🀄️open in new window 🔗open in new window
2997使数组异或和等于 K 的最少操作次数位运算 数组🟠🀄️open in new window 🔗open in new window
3003执行操作后的最大分割数量位运算 字符串 动态规划 1+🔴🀄️open in new window 🔗open in new window
3007价值和小于等于 K 的最大数字位运算 二分查找 动态规划🟠🀄️open in new window 🔗open in new window
3011判断一个数组是否可以变为有序[✓]位运算 数组 排序🟠🀄️open in new window 🔗open in new window
3022给定操作次数内使剩余元素的或值最小贪心 位运算 数组🔴🀄️open in new window 🔗open in new window
3064使用按位查询猜测数字 I 🔒位运算 交互🟠🀄️open in new window 🔗open in new window
3068最大节点价值之和贪心 位运算 树 3+🔴🀄️open in new window 🔗open in new window
3094使用按位查询猜测数字 II 🔒位运算 交互🟠🀄️open in new window 🔗open in new window
3095或值至少 K 的最短子数组 I位运算 数组 滑动窗口🟢🀄️open in new window 🔗open in new window
3097或值至少为 K 的最短子数组 II[✓]位运算 数组 滑动窗口🟠🀄️open in new window 🔗open in new window
3108带权图里旅途的最小代价位运算 并查集 图 1+🔴🀄️open in new window 🔗open in new window
3116单面值组合的第 K 小金额位运算 数组 数学 3+🔴🀄️open in new window 🔗open in new window
3117划分数组得到最小的值之和位运算 线段树 队列 3+🔴🀄️open in new window 🔗open in new window
3133数组最后一个元素的最小值[✓]位运算🟠🀄️open in new window 🔗open in new window
3141最大汉明距离 🔒位运算 广度优先搜索 数组🔴🀄️open in new window 🔗open in new window
3145大数组元素的乘积位运算 数组 二分查找🔴🀄️open in new window 🔗open in new window
3149找出分数最低的排列位运算 数组 动态规划 1+🔴🀄️open in new window 🔗open in new window
3154到达第 K 级台阶的方案数位运算 记忆化搜索 数学 2+🔴🀄️open in new window 🔗open in new window
3158求出出现两次数字的 XOR 值位运算 数组 哈希表🟢🀄️open in new window 🔗open in new window
3171找到按位或最接近 K 的子数组位运算 线段树 数组 1+🔴🀄️open in new window 🔗open in new window
3173相邻元素的按位或 🔒位运算 数组🟢🀄️open in new window 🔗open in new window
3181执行操作可获得的最大总奖励 II位运算 数组 动态规划🔴🀄️open in new window 🔗open in new window
3191使二进制数组全部等于 1 的最少操作次数 I位运算 队列 数组 2+🟠🀄️open in new window 🔗open in new window
3199用偶数异或设置位计数三元组 I 🔒位运算 数组🟢🀄️open in new window 🔗open in new window
3209子数组按位与值为 K 的数目位运算 线段树 数组 1+🔴🀄️open in new window 🔗open in new window
3211生成不含相邻零的二进制字符串位运算 递归 字符串🟠🀄️open in new window 🔗open in new window
3215用偶数异或设置位计数三元组 II 🔒位运算 数组🟠🀄️open in new window 🔗open in new window
3226使两个整数相等的位更改次数位运算🟢🀄️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
3283吃掉所有兵需要的最多移动次数位运算 广度优先搜索 数组 3+🔴🀄️open in new window 🔗open in new window
3287求出数组中最大序列值位运算 数组 动态规划🔴🀄️open in new window 🔗open in new window
3304找出第 K 个字符 I位运算 递归 数学 1+🟢🀄️open in new window 🔗open in new window
3307找出第 K 个字符 II位运算 递归 数学🔴🀄️open in new window 🔗open in new window
3309连接二进制表示可形成的最大数值[✓]位运算 数组 枚举🟠🀄️open in new window 🔗open in new window
3314构造最小位运算数组 I位运算 数组🟢🀄️open in new window 🔗open in new window
3315构造最小位运算数组 II位运算 数组🟠🀄️open in new window 🔗open in new window
LCP 04覆盖位运算 图 数组 2+🔴🀄️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 49环形闯关游戏位运算 并查集 数组 1+🔴🀄️open in new window
LCP 51烹饪料理位运算 数组 回溯 1+🟢🀄️open in new window
LCP 53守护太空城位运算 数组 动态规划 1+🔴🀄️open in new window
LCP 69Hello LeetCode!位运算 数组 字符串 2+🔴🀄️open in new window
剑指 Offer 15二进制中1的个数[✓]位运算🟢🀄️open in new window
剑指 Offer 53-II0～n-1中缺失的数字[✓]位运算 数组 哈希表 2+🟢🀄️open in new window
剑指 Offer 56数组中数字出现的次数[✓]位运算 数组🟠🀄️open in new window
剑指 Offer 56-II数组中数字出现的次数 II[✓]位运算 数组🟠🀄️open in new window
剑指 Offer 64求1+2+…+n[✓]位运算 递归 脑筋急转弯🟠🀄️open in new window
剑指 Offer 65不用加减乘除做加法[✓]位运算 数学🟢🀄️open in new window
剑指 Offer II 2二进制加法[✓]位运算 数学 字符串 1+🟢🀄️open in new window
剑指 Offer II 3前 n 个数字二进制中 1 的个数位运算 动态规划🟢🀄️open in new window
剑指 Offer II 4只出现一次的数字[✓]位运算 数组🟠🀄️open in new window
剑指 Offer II 5单词长度的最大乘积位运算 数组 字符串🟠🀄️open in new window
剑指 Offer II 67最大的异或位运算 字典树 数组 1+🟠🀄️open in new window
剑指 Offer II 79所有子集[✓]位运算 数组 回溯🟠🀄️open in new window
面试题 01.01判定字符是否唯一[✓]位运算 哈希表 字符串 1+🟢🀄️open in new window
面试题 01.04回文排列位运算 哈希表 字符串🟢🀄️open in new window
面试题 05.01插入位运算🟢🀄️open in new window
面试题 05.02二进制数转字符串位运算 数学 字符串🟠🀄️open in new window
面试题 05.03翻转数位位运算 动态规划🟢🀄️open in new window
面试题 05.04下一个数位运算🟠🀄️open in new window
面试题 05.06整数转换位运算🟢🀄️open in new window
面试题 05.07配对交换位运算🟢🀄️open in new window
面试题 05.08绘制直线位运算 数组 数学🟠🀄️open in new window
面试题 08.04幂集位运算 数组 回溯🟠🀄️open in new window
面试题 08.05递归乘法位运算 递归 数学🟠🀄️open in new window
面试题 16.01交换数字位运算 数学🟠🀄️open in new window
面试题 16.07最大数值位运算 脑筋急转弯 数学🟢🀄️open in new window
面试题 17.01不用加号的加法位运算 数学🟢🀄️open in new window
面试题 17.04消失的数字位运算 数组 哈希表 2+🟢🀄️open in new window
面试题 17.19消失的两个数字位运算 数组 哈希表🔴🀄️open in new window
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