Update src/main/java/com/thealgorithms/strings/LetterCombinationsOfPhoneNumber.java

samuelfac · vil02 · web-flow · commit cc069a8bbda3 · 2024-06-12T17:15:03.000+02:00
Co-authored-by: Piotr Idzik &lt;65706193+vil02@users.noreply.github.com&gt;
diff --git a/src/main/java/com/thealgorithms/strings/LetterCombinationsOfPhoneNumber.java b/src/main/java/com/thealgorithms/strings/LetterCombinationsOfPhoneNumber.java
@@ -42,7 +42,7 @@ private static List<String> generateCombinations(int[] numbers, int index, Strin
         }
 
         List<String> combinations = new ArrayList<>();
-        String letters = MAP_OF_CHARS.get(numbers[index]); // Get corresponding letters for the current number
+        final String letters = MAP_OF_CHARS.get(numbers[index]); // Get corresponding letters for the current number
 
         // Iterate over each letter and recurse to generate further combinations
         for (char letter : letters.toCharArray()) {

Original file line number	Diff line number	Diff line change
`@@ -42,7 +42,7 @@ private static List<String> generateCombinations(int[] numbers, int index, Strin`
`42`	`42`	`}`
`43`	`43`
`44`	`44`	`List<String> combinations = new ArrayList<>();`
`45`		`- String letters = MAP_OF_CHARS.get(numbers[index]); // Get corresponding letters for the current number`
	`45`	`+ final String letters = MAP_OF_CHARS.get(numbers[index]); // Get corresponding letters for the current number`
`46`	`46`
`47`	`47`	`// Iterate over each letter and recurse to generate further combinations`
`48`	`48`	`for (char letter : letters.toCharArray()) {`