[LeetCode]题解(python):013-Roman to Integer 题目来源: https://leetcode.com/problems/roman-to-integer/ 题意分析: 这道题目和上一题目相反,是将罗马数字转化成阿拉伯数字。 题目思路: 只要知道罗马数字和阿拉伯数字之间是怎么转换的就可以了。先做一个字符和数值对应的字典,{'I':1,'V':5,'X':10,'...
[LeetCode][Python]Roman to Integer # -*- coding: utf8 -*- ''' __author__ = 'dabay.wang@gmail.com' https://oj.leetcode.com/problems/roman-to-integer/ Roman to Integer Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999....
print(Solution().romanToInt('MCMXCIV')) #提交时请删除该行 不倒序版(每次要多预读一个字符): class Solution: # @return an integer def romanToInt(self, s): num = 0 roman_num = {'M': 1000, 'D': 500, 'C': 100, 'L': 50, 'X': 10, 'V': 5, 'I': 1} for i in range(...
Leetcode-Roman to Integer-Python Roman to Integer 将罗马数字转换为阿拉伯数字。 Description leetcode没有说明具体的转换规则,我是按照罗马数字规则设置的。 解题思路: 一个保存罗马数字映射的字典: 规则: - 如果一个元素值比右边元素大,则加上这个元素; - 如果一个元素值比右边元素小,则减去这个元素; - ...
Given a roman numeral, convert it to an integer. Input is guaranteed to be within the range from 1 to 3999. 思路: 首先找到Roman字母的规律 罗马数字的表示: I - 1 V - 5 X - 10 L - 50 C - 100 D - 500 M - 1000 罗马数字采用七个罗马字母作数字、即Ⅰ(1)、X(10)、C(100)、M(...
In this post, we will see how to convert roman number to integer in python.How to Convert Roman Number to Integer in PythonThere are multiple ways in which numbers can be represented in the world of Python programming. Roman literals are one such approach to representing numbers in Python. ...
Python3 # Python3 program to convert# integer value to roman values# Function to convert integer to Roman valuesdefprintRoman(number):num = [1,4,5,9,10,40,50,90,100,400,500,900,1000] sym = ["I","IV","V","IX","X","XL","L","XC","C","CD","D","CM","M"] ...
罗马数字转整数 · Roman to Integer ⭐ Leetcode 解題紀錄 ⭐題型資料結構Python SolutionC++ SolutionNote ⭐BFS 相關題型 ⭐ 104 Maximum Depth of Binary Tree BFS (分層) Python 94 Binary Tree Inorder Traversal BFS (分層) Tree Python 內含 處理 Tree 樹問題的重點 102 Binary Tree Level Order...
[Leetcode][python]Integer to Roman 题目大意 将整数转为罗马数字 解题思路 来自:博客 I = 1; V = 5; X = 10; L = 50; C = 100; D = 500; M = 1000; 其中每两个阶段的之间有一个减法的表示,比如900=CM, C写在M前面表示M-C。
The problem is to implement a function that converts an integer to its corresponding Roman numeral representation. I would like to implement a function int_to_roman that takes an integer as input and returns its Roman numeral representation as a string. The function should follow the rules of ...