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

samuelfac · vil02 · web-flow · commit d3f8c036d5cb · 2024-06-13T11:18:59.000+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
@@ -45,7 +45,6 @@ private static List<String> generateCombinations(int[] numbers, int index, Strin
             throw new IllegalArgumentException("Input numbers must in the range [0, 9]");
         }
 
-        final String letters = KEYPAD.get(number); // Get corresponding letters for the current number
         List<String> combinations = new ArrayList<>();
 
         // Iterate over each letter and recurse to generate further combinations

Original file line number	Diff line number	Diff line change
`@@ -45,7 +45,6 @@ private static List<String> generateCombinations(int[] numbers, int index, Strin`
`45`	`45`	`throw new IllegalArgumentException("Input numbers must in the range [0, 9]");`
`46`	`46`	`}`
`47`	`47`
`48`		`- final String letters = KEYPAD.get(number); // Get corresponding letters for the current number`
`49`	`48`	`List<String> combinations = new ArrayList<>();`
`50`	`49`
`51`	`50`	`// Iterate over each letter and recurse to generate further combinations`