Замените все столбцы на столбец с минимальной суммой элементов

m, n = (int(i) for i in input().split())
matrix = [[int(i) for i in input().split()] for b in range(m)]
 
min_index = matrix.index(min(matrix))
max_index = matrix.index(max(matrix))
matrix[min_index], matrix[max_index] = matrix[max_index], matrix[min_index]
 
for a in matrix:
    print(*a)

from random import randint
 
n, m = map(int, input().split())
arr = [[randint(0, 9) for _ in range(m)] for _ in range(n)]
print(*arr, sep='\n', end='\n\n')
 
arr = list(zip(*arr))
index_minimum_sum_col = min(range(len(arr)), key=lambda i: sum(arr[i]))
 
for i in range(len(arr)):
    arr[i] = arr[index_minimum_sum_col][:]
 
arr = list(map(list, zip(*arr)))
 
print(*arr, sep='\n', end='\n\n')

#m, n = (int(i) for i in input().split())
#matrix = [[int(i) for i in input().split()] for b in range(m)]
from random import randint
n = 5
m = 6
a = [[randint(1, 50) for _ in range(m)] for _ in range(n)]
print(*a, sep='\n')
 
# Вариант №1
mx = float('inf')
for x in range(m):
    s = 0
    for y in range(n):
        s += a[y][x]
    if s < mx:
        mx = s
        i = x
for y in range(n):
    a[y] = [a[y][i]] * m
print(*a, sep='\n')
 
# Вариант №2
a = list(zip(*a))
s = list(sum(l) for l in a)
i = s.index(min(s))
for y in range(m):
    a[y] = a[i]
a = list(zip(*a))
print(*a, sep='\n')