Create: 0012-integer-to-roman.rs / .ts

rust/0012-integer-to-roman.rs

@@ -0,0 +1,20 @@
+impl Solution {
+ pub fn int_to_roman(num: i32) -> String {
+ let int = [1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1];
+ let roman = [
+ "M", "CM", "D", "CD", "C", "XC", "L", "XL", "X", "IX", "V", "IV", "I",
+ ];
+ let mut result = String::new();
+ let mut num = num;
+
+ for i in 0..13 {
+ if num / int[i] > 0 {
+ let count = num / int[i];
+ result.push_str(&roman[i].repeat(count as usize));
+ num %= int[i];
+ }
+ }
+
+ result
+ }
+}

typescript/0012-integer-to-roman.ts

@@ -0,0 +1,31 @@
+function intToRoman(num: number): string {
+ const map = {
+ M: 1000,
+ CM: 900,
+ D: 500,
+ CD: 400,
+ C: 100,
+ XC: 90,
+ L: 50,
+ XL: 40,
+ X: 10,
+ IX: 9,
+ V: 5,
+ IV: 4,
+ I: 1,
+ };
+
+ let result = '';
+
+ for (let key in map) {
+ const repeatCounter = Math.floor(num / map[key]);
+
+ if (repeatCounter !== 0) result += key.repeat(repeatCounter);
+
+ num %= map[key];
+
+ if (num == 0) return result;
+ }
+
+ return result;
+}