릿코드2 [leetcode] 14. Longest Common Prefix 14. Longest Common Prefix Easy 35482083Add to ListShare Write a function to find the longest common prefix string amongst an array of strings. If there is no common prefix, return an empty string "". Example 1: Input: strs = ["flower","flow","flight"] Output: "fl" Example 2: Input: strs = ["dog","racecar","car"] Output: "" Explanation: There is no common prefix among the input strings. Constrain.. 2021. 1. 16. [leetcode] 13. Roman to Integer 13. Roman to Integer Easy 28473880Add to ListShare 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 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 number 27 is written as XXVII, which is XX + V + II. Roman numerals are usually wri.. 2021. 1. 16. 이전 1 다음 반응형