View difference between Paste ID: R2924Z7h and YxWZDY91

 // Author : Saurav Kalsoor
-// Sort By Digit Sum - JAVA
+// Sort By Digit Sum - KOTLIN
 
-import java.util.*;
+import java.util.*
 
-public class Test {
+var sc: Scanner = Scanner(System.`in`)
-
+
-    static Scanner sc = new Scanner(System.in);
+fun main() {
-    public static void main(String[] args) {
+    val n: Int = sc.nextInt()
-        int n = sc.nextInt();
+    val arr: ArrayList<Int> = java.util.ArrayList<Int>()
-        ArrayList<Integer> arr = new ArrayList<>();
+    for (i in 0 until n) {
         val input: Int = sc.nextInt()
-        for(int i=0; i < n; i++) {
+        arr.add(input)
-            int input = sc.nextInt();
+
-            arr.add(input);
+
     val result: ArrayList<Int> = sortByDigits(arr)
 
-        ArrayList<Integer> result = sortByDigits(arr);
+    for (i in 0 until n)
-
+        print(result.get(i).toString() + " ")
-        for(int i=0; i < n; i++)
+    println()
-            System.out.print(result.get(i) + " ");
+
-
+
-        System.out.println();
+fun sortByDigits(arr: ArrayList<Int>): ArrayList<Int> {
     Collections.sort(arr, SortBySumOfDigits())
     return arr
-    public static ArrayList<Integer> sortByDigits(ArrayList<Integer> arr){
+
-        Collections.sort(arr, new SortBySumOfDigits());
+
-        return arr;
+internal class SortBySumOfDigits : Comparator<Int> {
     override fun compare(a: Int, b: Int): Int {
         val sumA = getSum(a)
         val sumB = getSum(b)
-class SortBySumOfDigits implements Comparator<Integer> {
+        return if (sumA == sumB) {
-
+            a - b
-    public int compare(Integer a, Integer b){
+        } else {
             sumA - sumB
-        int sumA = getSum(a), sumB = getSum(b);
+
-        if(sumA == sumB){
+
-            return a - b;
+
     fun getSum(num: Int): Int {
-        else{
+        var n = num
-            return sumA - sumB;
+        var sum = 0
         while (n > 0) {
             sum = sum + n % 10
             n = n / 10
-    public int getSum(int n){
+
-        int sum = 0;
+        return sum
-        while(n > 0){
+
-            sum = sum + n%10;
+}