Topic Requirements:
The ancient Roman Empire created a glorious human civilization, but their digital notation is indeed a bit cumbersome, especially when it comes to large numbers, which now seem unbearable, so it is rarely used in modern times.
Problem
Analytical
Appendix Roman Numeral Spelling Rules
ProblemInteger to roman:https://leetcode.com/problems/integer-to-roman/Degree:mediumGiven an integer, convert it to a roman numeral.Input is guaranteed to be within the
I have just read the "Memory Revolution" book a second time in these days. The end of the book has a seven-day memory training is very good, through this week-long series of exercises, can let you quickly enhance your memory ability. This training
Roman to integer:https://leetcode.com/problems/roman-to-integer/Degree:easyGiven a roman numeral, convert it to an integer.Input is guaranteed to be within the range from 1 to 3999.Roman numerals: http://zh.wikipedia.org/wiki/%E7%BD%97%E9%A9%AC%E6%95
First, let's briefly introduce the Roman numerals. Seven roman numerals are taken from Wikipedia: I (1), V (5), X (10), L (50), and C (100) D (500), and M (1000 ). Any positive integer can be expressed according to the following rules. It should be
Roman numerals time limit: 1 second memory limit: 64 m
Problem description
Now let's think about Roman numerals!
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The Roman numerals for 1 through 10 are I, II, III, IV, V, VI, VII, VIII, IX, and X.
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The Roman numerals for 2
Roman to IntegerGiven a Roman numeral, convert it to an integer.Input is guaranteed to being within the range from 1 to 3999.Added: Roman numeralsThere are seven Roman numerals, namely I (1), V (5), X (Ten), L (+), C (+), D (+), M (1000). Any
Title Description:Given an integer, convert it to a Roman numeral.Input is guaranteed to being within the range from 1 to 3999.Title Analysis: The Roman form of an shaping number is expressed. Roman numerals and shaping number conversion rules refer
I. Title DescriptionGiven a Roman numeral, convert it to an integer.Input is guaranteed to being within the range from 1 to 3999.Two. Topic analysisLet's summarize the Roman numerals, which are some of the explanations found online:Roman numerals
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