# [LeetCode]#1491. Average Salary Excluding the Minimum and Maximum Salary

Environment: Python 3.8

Key technique: remove

Given an array of unique integers `salary` where `salary[i]` is the salary of the employee `i`.

Return the average salary of employees excluding the minimum and maximum salary.

Example 1:

`Input: salary = [4000,3000,1000,2000]Output: 2500.00000Explanation: Minimum salary and maximum salary are 1000 and 4000 respectively.Average salary excluding minimum and maximum salary is (2000+3000)/2= 2500`

Example 2:

`Input: salary = [1000,2000,3000]Output: 2000.00000Explanation: Minimum salary and maximum salary are 1000 and 3000 respectively.Average salary excluding minimum and maximum salary is (2000)/1= 2000`

Example 3:

`Input: salary = [6000,5000,4000,3000,2000,1000]Output: 3500.00000`

Example 4:

`Input: salary = [8000,9000,2000,3000,6000,1000]Output: 4750.00000`

Analysis:

1. remove min and max number.
2. Calculate average.

Solution:

`class Solution:    def average(self, salary):        salary.remove(max(salary))        salary.remove(min(salary))        return (sum(salary)/len(salary))`

Submissions:

Reference:

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