Find First and Last Position of Element in Sorted Array - Go Solution

Solving the LeetCode "Find First and Last Position of Element in Sorted Array" Problem in Go Difficulty: Medium | Tags: Array, Binary Search Introduction The problem requires finding the first and last occurrence of a target value in a sorted array. Given the constraints, a binary search approach is

Combination Sum II - Go Solution

Solving the LeetCode "Combination Sum II" Problem in Go Difficulty: Medium | Tags: Array, Backtracking Introduction This problem requires finding all unique combinations of numbers in a given array that sum up to a target value, where each number can only be used once in a combination. The solution

Unique Paths II - Go Solution

Solving the LeetCode "Unique Paths II" Problem in Go Difficulty: Medium | Tags: Array, Dynamic Programming, Matrix Introduction The "Unique Paths II" problem is a variation of the classic grid traversal problem, where a robot must navigate from the top-left corner to the bottom-right corner of a

4Sum - Go Solution

Solving the LeetCode "4Sum" Problem in Go Difficulty: Medium | Tags: Array, Two Pointers, Sorting Introduction The "4Sum" problem requires finding all unique quadruplets in an array that sum up to a given target. This problem extends the classic "Two Sum" and "3Sum"

Set Matrix Zeroes - Go Solution

Solving the LeetCode "Set Matrix Zeroes" Problem in Go Difficulty: Medium | Tags: Array, Hash Table, Matrix Introduction The "Set Matrix Zeroes" problem requires modifying a matrix in-place such that if an element is zero, its entire row and column are set to zero. This problem tests

String to Integer (atoi) - Go Solution

Solving the LeetCode "String to Integer (atoi)" Problem in Go Difficulty: Medium | Tags: String Introduction The "String to Integer (atoi)" problem requires converting a string to a 32-bit signed integer while adhering to specific parsing rules. This problem tests your ability to handle edge cases, whitespace,

Count and Say - Go Solution

Solving the LeetCode "Count and Say" Problem in Go Difficulty: Medium | Tags: String Introduction The "Count and Say" problem involves generating a sequence where each term is derived from the previous term by describing its digits. This problem tests string manipulation and recursion or iteration skills.

Pow(x, n) - Go Solution

Solving the LeetCode "Pow(x, n)" Problem in Go Difficulty: Medium | Tags: Math, Recursion Introduction Calculating the power of a number is a fundamental mathematical operation with applications in various domains. The problem requires implementing an efficient algorithm to compute x raised to the power n, handling both

3Sum Closest - Go Solution

Solving the LeetCode "3Sum Closest" Problem in Go Difficulty: Medium | Tags: Array, Two Pointers, Sorting Introduction The "3Sum Closest" problem requires finding three numbers in an array whose sum is as close as possible to a given target. This problem is a variation of the classic

Valid Sudoku - Go Solution

Solving the LeetCode "Valid Sudoku" Problem in Go Difficulty: Medium | Tags: Array, Hash Table, Matrix Introduction Validating a Sudoku board is a classic problem that tests your ability to work with matrices and hash tables efficiently. The challenge is to ensure that the given 9x9 board adheres to

Simplify Path - Go Solution

Solving the LeetCode "Simplify Path" Problem in Go Difficulty: Medium | Tags: String, Stack Introduction Simplifying file paths is a common task in Unix-like systems. The problem requires converting an absolute path into its canonical form by resolving redundant slashes, single dots (.), and double dots (..). This ensures the path

Merge Intervals - Go Solution

Solving the LeetCode "Merge Intervals" Problem in Go Difficulty: Medium | Tags: Array, Sorting Introduction The "Merge Intervals" problem requires merging overlapping intervals in a given list to produce a list of non-overlapping intervals. This is a common problem in scheduling and time management applications. Problem Analysis