updated PowerSum

Author: manishraj27

src/main/java/com/thealgorithms/backtracking/PowerSum.java

@@ -15,9 +15,9 @@ public class PowerSum {
     /**
      * Calculates the number of ways to express the target sum as a sum of Xth powers of unique natural numbers.
      *
-     * @param targetSum The target sum to achieve (N in the problem statement)
-     * @param power The power to raise natural numbers to (X in the problem statement)
-     * @return The number of ways to express the target sum
+     * targetSum The target sum to achieve (N in the problem statement)
+     * power The power to raise natural numbers to (X in the problem statement)
+     *  The number of ways to express the target sum
      */
     public int powSum(int targetSum, int power) {
         return sumRecursive(targetSum, power, 1, 0);
@@ -26,11 +26,11 @@ public int powSum(int targetSum, int power) {
     /**
      * Recursively calculates the number of ways to express the remaining sum as a sum of Xth powers.
      *
-     * @param remainingSum The remaining sum to achieve
-     * @param power The power to raise natural numbers to (X in the problem statement)
-     * @param currentNumber The current natural number being considered
-     * @param currentSum The current sum of powered numbers
-     * @return The number of valid combinations
+     * remainingSum The remaining sum to achieve
+     * power The power to raise natural numbers to (X in the problem statement)
+     * currentNumber The current natural number being considered
+     * currentSum The current sum of powered numbers
+     * The number of valid combinations
      */
     private int sumRecursive(int remainingSum, int power, int currentNumber, int currentSum) {
         int newSum = currentSum + (int) Math.pow(currentNumber, power);