Data Structure and Algorithms | 2020-05-20 Leetcode 209. Minimum Size Subarray Sum Question Find the smallest continuous sub-array such that the sum of the sub- ...
Data Structure and Algorithms | 2020-04-24 Leetcode 142. Linked List Cycle II Question Given a linked list, determine the entry point of the loop. The entry point is essential ...
Data Structure and Algorithms | 2020-02-24 Leetcode 86. Partition List Question The question is essentially the partition of quick-sort. The linked list is divided into ...
Data Structure and Algorithms | 2020-02-19 Leetcode 61. Rotate List Question Move the last linked list node to the front and repeat the process k times. Similar Ques ...
Data Structure and Algorithms | 2020-02-17 Leetcode 19. Remove Nth Node From End of List Question Given a linked list, delete the nth node from the end. Solution - 2 PassDeleting a node ...
Data Structure and Algorithms | 2020-02-04 Leetcode 3. Longest Substring Without Repeating Characters Question Given a string, find the longest substring without repeated characters and return its len ...
Data Structure and Algorithms | 2020-01-12 Leetcode 80. Remove Duplicates from Sorted Array II Question Remove duplicates from a sorted array in-place, such that duplicates appears at most twic ...
Data Structure and Algorithms | 2020-01-05 Leetcode 75. Sort Colors Question Give an array containing only 0, 1, and 2, sort the numbers from small to large. Similar ...
Data Structure and Algorithms | 2019-11-18 Leetcode 18: 4Sum Question Similar to Question 15: 3Sum. This time we want to find all 4 numbers that add up to the ...
Data Structure and Algorithms | 2019-11-16 Leetcode 16: 3Sum Closest Question Similar to Question 15: 3Sum. This time we want to find the 3 sum that is closest to the ...