solves average salary excluding the minimum and maximum

Author: anishLearnsToCode

README.md

@@ -378,7 +378,7 @@
 | 1475 | [Final Prices With Special Discount in a Shop](https://leetcode.com/problems/final-prices-with-a-special-discount-in-a-shop)                         |                                                     [![Java](assets/java.png)](src/FinalPricesWithASpecialDiscountInAShop.java)                                                      |                                                                                                                                   |
 | 1480 | [Running Sum of 1D Array](https://leetcode.com/problems/running-sum-of-1d-array)                                                                     |                                                               [![Java](assets/java.png)](src/RunningSumOf1DArray.java)                                                               |                                                                                                                                   |
 | 1486 | [XOR Operations in An Array](https://leetcode.com/problems/xor-operation-in-an-array)                                                                |                                                              [![Java](assets/java.png)](src/XOROperationInAnArray.java)                                                              |                                                                                                                                   |
-| 1491 | [Average Salary Excluding the Minimum and Maximum Salary](https://leetcode.com/problems/average-salary-excluding-the-minimum-and-maximum-salary)     |                                                                                                                                                                                      |                                                                                                                                   |
+| 1491 | [Average Salary Excluding the Minimum and Maximum Salary](https://leetcode.com/problems/average-salary-excluding-the-minimum-and-maximum-salary)     |                                                [![Java](assets/java.png)](src/AverageSalaryExcludingTheMinimumAndMaximumSalary.java)                                                 |                                                                                                                                   |
 | 1496 | [Path Crossing](https://leetcode.com/problems/path-crossing)                                                                                         |                                                                                                                                                                                      |                                                                                                                                   |
 | 1502 | [Can Make Arithmetic Progression From Sequence](https://leetcode.com/problems/can-make-arithmetic-progression-from-sequence)                         |                                                                                                                                                                                      |                                                                                                                                   |
 | 1507 | [Reformat Date](https://leetcode.com/problems/reformat-date)                                                                                         |                                                                                                                                                                                      |                                                                                                                                   |

src/AverageSalaryExcludingTheMinimumAndMaximumSalary.java

@@ -0,0 +1,15 @@
+import java.util.Arrays;
+import java.util.Set;
+
+public class AverageSalaryExcludingTheMinimumAndMaximumSalary {
+    public double average(int[] salaries) {
+        final int maxSalary = Arrays.stream(salaries).max().getAsInt();
+        final int minSalary = Arrays.stream(salaries).min().getAsInt();
+        final Set<Integer> exclude = Set.of(minSalary, maxSalary);
+        int sumSalary = 0;
+        for (int salary : salaries) {
+            if (!exclude.contains(salary)) sumSalary += salary;
+        }
+        return (double) sumSalary / (salaries.length - 2);
+    }
+}