13- - roman to int problem

Author: AnwarHossainSR

.vscode/settings.json

@@ -1,3 +1,3 @@
 {
- "cSpell.words": ["Palindrom"]
+ "cSpell.words": ["MCMXCIV", "Palindrom"]
 }

13-romatToInt.js

@@ -0,0 +1,23 @@
+const romanToInt = (s) => {
+ const roman = {
+ I: 1,
+ V: 5,
+ X: 10,
+ L: 50,
+ C: 100,
+ D: 500,
+ M: 1000,
+ };
+ let sum = 0;
+ for (let i = 0; i < s.length; i++) {
+ if (roman[s[i]] < roman[s[i + 1]]) {
+ sum += roman[s[i + 1]] - roman[s[i]];
+ i++;
+ } else {
+ sum += roman[s[i]];
+ }
+ }
+ return sum;
+};
+
+console.log(romanToInt('MCMXCIV'));