https://school.programmers.co.kr/learn/courses/15008/lessons/121684
from itertools import permutations
def solution(ability):
answer = 0
arr = list(permutations(ability, len(ability[0])))
for i in range(len(arr)):
total = 0
for j in range(len(ability[0])):
total += arr[i][j][j]
answer = max(answer, total)
return answer