leetcode.cn 2025-10-12
🔴3539.find-sum-of-array-product-of-magical-sequences
🏷️ Tags
#bit_manipulation #array #math #dynamic_programming #bitmask #combinatorics
🔴3539.find-sum-of-array-product-of-magical-sequences
🏷️ Tags
#bit_manipulation #array #math #dynamic_programming #bitmask #combinatorics
Telegraph
find-sum-of-array-product-of-magical-sequences
给你两个整数 M 和 K,和一个整数数组 nums。
leetcode.com 2025-10-12
🔴3539.find-sum-of-array-product-of-magical-sequences
🏷️ Tags
#bit_manipulation #array #math #dynamic_programming #bitmask #combinatorics
🔴3539.find-sum-of-array-product-of-magical-sequences
🏷️ Tags
#bit_manipulation #array #math #dynamic_programming #bitmask #combinatorics
Telegraph
find-sum-of-array-product-of-magical-sequences
You are given two integers, m and k, and an integer array nums.
leetcode.cn 2025-10-17
🔴3003.maximize-the-number-of-partitions-after-operations
🏷️ Tags
#bit_manipulation #string #dynamic_programming #bitmask
🔴3003.maximize-the-number-of-partitions-after-operations
🏷️ Tags
#bit_manipulation #string #dynamic_programming #bitmask
Telegraph
maximize-the-number-of-partitions-after-operations
给你一个下标从 0 开始的字符串 s 和一个整数 k。 你需要执行以下分割操作,直到字符串 s 变为 空:
leetcode.cn 2025-11-08
🔴1611.minimum-one-bit-operations-to-make-integers-zero
🏷️ Tags
#bit_manipulation #memoization #dynamic_programming
🔴1611.minimum-one-bit-operations-to-make-integers-zero
🏷️ Tags
#bit_manipulation #memoization #dynamic_programming
Telegraph
minimum-one-bit-operations-to-make-integers-zero
给你一个整数 n,你需要重复执行多次下述操作将其转换为 0 :
leetcode.com 2025-11-08
🔴1611.minimum-one-bit-operations-to-make-integers-zero
🏷️ Tags
#bit_manipulation #memoization #dynamic_programming
🔴1611.minimum-one-bit-operations-to-make-integers-zero
🏷️ Tags
#bit_manipulation #memoization #dynamic_programming
Telegraph
minimum-one-bit-operations-to-make-integers-zero
Given an integer n, you must transform it into 0 using the following operations any number of times:
leetcode.cn 2025-11-21
🟡1930.unique-length-3-palindromic-subsequences
🏷️ Tags
#bit_manipulation #hash_table #string #prefix_sum
🟡1930.unique-length-3-palindromic-subsequences
🏷️ Tags
#bit_manipulation #hash_table #string #prefix_sum
Telegraph
unique-length-3-palindromic-subsequences
给你一个字符串 s ,返回 s 中 长度为 3 的不同回文子序列 的个数。 即便存在多种方法来构建相同的子序列,但相同的子序列只计数一次。 回文 是正着读和反着读一样的字符串。 子序列 是由原字符串删除其中部分字符(也可以不删除)且不改变剩余字符之间相对顺序形成的一个新字符串。
leetcode.com 2025-11-21
🟡1930.unique-length-3-palindromic-subsequences
🏷️ Tags
#bit_manipulation #hash_table #string #prefix_sum
🟡1930.unique-length-3-palindromic-subsequences
🏷️ Tags
#bit_manipulation #hash_table #string #prefix_sum
Telegraph
unique-length-3-palindromic-subsequences
Given a string s, return the number of unique palindromes of length three that are a subsequence of s. Note that even if there are multiple ways to obtain the same subsequence, it is still only counted once. A palindrome is a string that reads the same forwards…