30days Ts Array
Practice Problems
| Title | Difficulty | Tags | Action |
|---|---|---|---|
| Two Sum Given an array of numbers, return indices of the two numbers such that they add up to a specific target. | Beginner | #array#hashmap | Open → |
| Maximum Subarray Sum Find the contiguous subarray with the largest sum. | Intermediate | #array#dp | Open → |
| Remove Duplicates from Sorted Array Remove duplicates in-place from a sorted array. | Beginner | #array | Open → |
| Rotate Array Rotate an array to the right by k steps. | Intermediate | #array | Open → |
| Contains Duplicate Check if any value appears at least twice in the array. | Beginner | #array#set | Open → |
| Single Number Find the element that appears only once. | Beginner | #array#xor | Open → |
| Move Zeroes Move all zeroes to the end while maintaining the order of non-zero elements. | Beginner | #array | Open → |
| Plus One Given a non-empty array of digits, increment one to the integer. | Beginner | #array | Open → |
| Intersection of Two Arrays II Find the intersection of two arrays. | Intermediate | #array#hashmap | Open → |
| Missing Number Find the missing number in the array. | Intermediate | #array | Open → |
| Find the Duplicate Number Find the duplicate number in an array containing n+1 integers. | Advanced | #array#cycle | Open → |