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Aug 20, 2025 · 1 min read · 🧠 Problem Roman to Integer Roman numerals are represented by seven different symbols: I, V, X, L, C, D and M. For example, 2 is written as II in Roman numeral, just two one's added together. 12 is written as XII, which is simply X + II. The numb...
Join discussionAug 20, 2025 · 1 min read · 🧠 Problem Integer to Roman Roman numerals are represented by seven different symbols: I, V, X, L, C, D and M. For example, 2 is written as II in Roman numeral, just two one's added together. 12 is written as XII, which is simply X + II. The numb...
Join discussionAug 20, 2025 · 2 min read · 🧠 Problem Container With Most Water You are given an integer array height of length n. There are n vertical lines drawn such that the two endpoints of the ith line are (i, 0) and (i, height[i]). Find two lines that together with the x-axis form a co...
Join discussionAug 20, 2025 · 1 min read · 🧠 Problem Regular Expression Matching Given an input string s and a pattern p, implement regular expression matching with support for '.' and '*' where: The matching should cover the entire input string (not partial). 🏷️ Tags string, Dynamic Prog...
Join discussionAug 20, 2025 · 1 min read · 🧠 Problem Palindrome Number Given an integer x, return true if x is palindrome integer. An integer is a palindrome when it reads the same backward as forward. 🏷️ Tags Math 📊 Difficulty Easy ✅ Success Rate: 52.3%📥 Submissions: 3,823,313📈 Accept...
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