Featured Lists Top 20 Problems on Dynamic programming Top 10 Problems on Backtracking Top 20 Problems on Graph Top 25 Problems on Trees Top 10 Problems on Bits Manipulation Top 15 Problems in LinkedList All Problems # Status Problem video Level Completes Likes 562 Merge Strings Alternately - Leetcode Beginner % 1 560 Minimum Interval Removal Problem - Leetcode Medium % 1 559 Minimizing Taxis for Maximum Efficiency Hard % 1 557 How to Build a Snake Game in Python Using Pygame Medium % 1 556 Patience Sorting - Longest Increasing Subsequence Medium % 1 555 Move All Zeroes to the End of the Array Beginner % 1 554 Counting bits - Leetcode Beginner % 0 553 Minimize Scheduling Headaches: Clone Yourself for Overlapping Events Hard % 0 551 Reverse a linked list using stack Medium % 0 550 Debugging Techniques- How to Efficiently Find and Fix Software Bugs Medium % 1 549 Dynamic Programming - Minimum Cost for Climbing Stairs Medium % 0 548 Minimum Number of Halls Required for Lecture Scheduling Hard % 1 547 Maximum Contiguous ones after one deletion Medium % 2 546 Converting to Non-Decreasing Array with One Change Medium % 0 545 Maximizing Contiguous Ones with a Single Flip in a Binary Array Medium % 3 544 Counting the Largest Number Groups by Digit Sum Medium % 2 543 Adding One to a Number Represented by an Array Medium % 1 541 Find an extra element in two almost similar arrays Beginner % 5 540 find the Arithmetic Progression sequence Beginner % 3 539 Find the Nth-term in a given arithmetic progression Beginner % 1 Merge Strings Alternately - Leetcode Minimum Interval Removal Problem - Leetcode Minimizing Taxis for Maximum Efficiency How to Build a Snake Game in Python Using Pygame Patience Sorting - Longest Increasing Subsequence Move All Zeroes to the End of the Array Counting bits - Leetcode Minimize Scheduling Headaches: Clone Yourself for Overlapping Events Reverse a linked list using stack Debugging Techniques- How to Efficiently Find and Fix Software Bugs Dynamic Programming - Minimum Cost for Climbing Stairs Minimum Number of Halls Required for Lecture Scheduling Maximum Contiguous ones after one deletion Converting to Non-Decreasing Array with One Change Maximizing Contiguous Ones with a Single Flip in a Binary Array Counting the Largest Number Groups by Digit Sum Adding One to a Number Represented by an Array Find an extra element in two almost similar arrays find the Arithmetic Progression sequence Find the Nth-term in a given arithmetic progression 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28