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# 1619. Mean of Array After Removing Some Elements
import statistics
"""
givn an integer array 'arr', return the mean of the remaining integers after
removing the smallest 5% and the largest 5% of the elements. answers within
10^-5 of the actual answer will be considered accepted.
"""
class Solution(object):
def trimMean(self, arr):
"""
:type arr: List[int]
:rtype: float
"""
arr.sort()
n = int(0.05 * len(arr))
return statistics.mean(arr[n : len(arr) - n])
if __name__ == "__main__":
obj = Solution()
print(
obj.trimMean(arr=[1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3])
)
print(
obj.trimMean(
arr=[
6,
0,
7,
0,
7,
5,
7,
8,
3,
4,
0,
7,
8,
1,
6,
8,
1,
1,
2,
4,
8,
1,
9,
5,
4,
3,
8,
5,
10,
8,
6,
6,
1,
0,
6,
10,
8,
2,
3,
4,
]
)
)
print(
obj.trimMean(arr=[6, 2, 7, 5, 1, 2, 0, 3, 10, 2, 5, 0, 5, 5, 0, 8, 7, 6, 8, 0])
)
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