Leetcode POTD (24 August 2025) – Medium – 1493
1493. Longest Subarray of 1’s After Deleting One Element Given a binary array nums, you should…
Tag: leetcode coding interview questions
Leetcode POTD (23 August 2025) – Hard – 3197
3197. Find the Minimum Area to Cover All Ones II You are given a 2D binary array grid.…
Leetcode POTD (22 August 2025) – Medium – 3195
You are given a 2D binary array grid. Find a rectangle with horizontal and vertical sides with the smallest area,…
Leetcode POTD (21 August 2025) – 1504
1504. Count Submatrices With All Ones Given an m x n binary matrix mat, return the number of submatrices that have…
Leetcode POTD (20 August 2025) – 1277
1277. Count Square Submatrices with All Ones Given a m * n matrix of ones and zeros,…
![Leetcode Question 1. Two Sum [ Intuition, Approach, Solution, Complexities ]](https://teckforge.com/wp-content/uploads/2025/08/1000070972.png "Leetcode Question 1. Two Sum [ Intuition, Approach, Solution, Complexities ] 6")
Leetcode Question 1. Two Sum [ Intuition, Approach, Solution, Complexities ]
Given an array of integers nums and an integer target, return indices of the two numbers such that they…
![Leetcode Question 231. Power of Two [ Intuition, Approach, Solution, Complexities ]](https://teckforge.com/wp-content/uploads/2025/08/LeetcodeProblem23.jpeg "Leetcode Question 231. Power of Two [ Intuition, Approach, Solution, Complexities ] 7")
Leetcode Question 231. Power of Two [ Intuition, Approach, Solution, Complexities ]
Description :- Given an integer n, return true if it is a power of two. Otherwise, return false. An…