Leetcode: Linked List Cycle
Given head, the head of a linked list, determine if the linked list has a cycle in it. There is a cycle in a linked list...
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Linked List basics
Code using JS
Leetcode: Roman to Integer
Roman numerals are represented by seven different symbols: I, V, X, L, C, D and M. Symbol Value I 1 V 5 X 10 L 50 C 100 D 500 M 1000 For...
Leetcode: Longest Common Prefix
Leetcode: How to reverse a string
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Leetcode: Search Insert Position
Given a sorted array of distinct integers and a target value, return the index if the target is found. if not, return the index where...