Refined Variable Names for RemoveStars.java and ComplexNumberMultiplication.java

Author: SwarritSrivastava

src/main/java/com/thealgorithms/strings/ComplexNumberMultiplication.java

@@ -23,24 +23,24 @@ private ComplexNumberMultiplication() {
      * @return the resulting complex number after multiplication
      */
     public static String multiplyComplexNumbers(String num1, String num2) {
-        int i = num1.indexOf('+');
-        int j = num2.indexOf('+');
+        int plusIndex1 = num1.indexOf('+');
+        int plusIndex2 = num2.indexOf('+');
 
-        String r1 = num1.substring(0, i);
-        String i1 = num1.substring(i + 1, num1.length() - 1);
+        String realPart1 = num1.substring(0, plusIndex1);
+        String imagPart1 = num1.substring(plusIndex1 + 1, num1.length() - 1);
 
-        int re1 = Integer.parseInt(r1);
-        int im1 = Integer.parseInt(i1);
+        int re1 = Integer.parseInt(realPart1);
+        int im1 = Integer.parseInt(imagPart1);
 
-        String r2 = num2.substring(0, j);
-        String i2 = num2.substring(j + 1, num2.length() - 1);
+        String realPart2 = num2.substring(0, plusIndex2);
+        String imagPart2 = num2.substring(plusIndex2 + 1, num2.length() - 1);
 
-        int re2 = Integer.parseInt(r2);
-        int im2 = Integer.parseInt(i2);
+        int re2 = Integer.parseInt(realPart2);
+        int im2 = Integer.parseInt(imagPart2);
 
-        int reAns = re1 * re2 - im1 * im2;
-        int imAns = re1 * im2 + im1 * re2;
+        int reResult = re1 * re2 - im1 * im2;
+        int imResult = re1 * im2 + im1 * re2;
 
-        return reAns + "+" + imAns + "i";
+        return reResult + "+" + imResult + "i";
     }
 }

src/main/java/com/thealgorithms/strings/RemoveStars.java

@@ -24,16 +24,16 @@ public static String removeStars(String input) {
             return input;
         }
         int n = input.length();
-        StringBuilder ans = new StringBuilder();
+        StringBuilder result = new StringBuilder();
         for (int i = 0; i < n; i++) {
-            char t = input.charAt(i);
-            if (t != '*') {
-                ans.append(t);
+            char currentChar = input.charAt(i);
+            if (currentChar != '*') {
+                result.append(currentChar);
             }
             else {
-                ans.deleteCharAt(ans.length() - 1);
+                result.deleteCharAt(result.length() - 1);
             }
         }
-        return ans.toString();
+        return result.toString();
     }
 }